20804940112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3517}}^1$

素因数の和:3645

約数の個数: 160

約数和(自身を含む): 48683491200

約数和(自身を除く): 27878551088

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 29, 38, 44, 58, 61, 76, 88, 116, 122, 152, 176, 209, 232, 244, 304, 319, 418, 464, 488, 551, 638, 671, 836, 976, 1102, 1159, 1276, 1342, 1672, 1769, 2204, 2318, 2552, 2684, 3344, 3517, 3538, 4408, 4636, 5104, 5368, 6061, 7034, 7076, 8816, 9272, 10736, 12122, 12749, 14068, 14152, 18544, 19459, 24244, 25498, 28136, 28304, 33611, 38687, 38918, 48488, 50996, 56272, 66823, 67222, 77374, 77836, 96976, 101992, 101993, 133646, 134444, 154748, 155672, 203984, 203986, 214537, 267292, 268888, 309496, 311344, 369721, 407972, 429074, 534584, 537776, 618992, 735053, 739442, 815944, 858148, 1069168, 1121923, 1470106, 1478884, 1631888, 1716296, 1937867, 2243846, 2359907, 2940212, 2957768, 3432592, 3875734, 4076203, 4487692, 4719814, 5880424, 5915536, 6221573, 7751468, 8152406, 8975384, 9439628, 11760848, 12443146, 15502936, 16304812, 17950768, 18879256, 21316537, 24886292, 31005872, 32609624, 37758512, 42633074, 44838233, 49772584, 65219248, 68437303, 85266148, 89676466, 99545168, 118209887, 136874606, 170532296, 179352932, 236419774, 273749212, 341064592, 358705864, 472839548, 547498424, 717411728, 945679096, 1094996848, 1300308757, 1891358192, 2600617514, 5201235028, 10402470056, 20804940112]

約数ペア:

[(1, 20804940112), (2, 10402470056), (4, 5201235028), (8, 2600617514), (11, 1891358192), (16, 1300308757), (19, 1094996848), (22, 945679096), (29, 717411728), (38, 547498424), (44, 472839548), (58, 358705864), (61, 341064592), (76, 273749212), (88, 236419774), (116, 179352932), (122, 170532296), (152, 136874606), (176, 118209887), (209, 99545168), (232, 89676466), (244, 85266148), (304, 68437303), (319, 65219248), (418, 49772584), (464, 44838233), (488, 42633074), (551, 37758512), (638, 32609624), (671, 31005872), (836, 24886292), (976, 21316537), (1102, 18879256), (1159, 17950768), (1276, 16304812), (1342, 15502936), (1672, 12443146), (1769, 11760848), (2204, 9439628), (2318, 8975384), (2552, 8152406), (2684, 7751468), (3344, 6221573), (3517, 5915536), (3538, 5880424), (4408, 4719814), (4636, 4487692), (5104, 4076203), (5368, 3875734), (6061, 3432592), (7034, 2957768), (7076, 2940212), (8816, 2359907), (9272, 2243846), (10736, 1937867), (12122, 1716296), (12749, 1631888), (14068, 1478884), (14152, 1470106), (18544, 1121923), (19459, 1069168), (24244, 858148), (25498, 815944), (28136, 739442), (28304, 735053), (33611, 618992), (38687, 537776), (38918, 534584), (48488, 429074), (50996, 407972), (56272, 369721), (66823, 311344), (67222, 309496), (77374, 268888), (77836, 267292), (96976, 214537), (101992, 203986), (101993, 203984), (133646, 155672), (134444, 154748)]