18953792

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 112

約数和(自身を含む): 46939200

約数和(自身を除く): 27985408

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 109, 143, 152, 176, 208, 209, 218, 247, 286, 304, 352, 416, 418, 436, 494, 572, 608, 704, 832, 836, 872, 988, 1144, 1199, 1216, 1417, 1672, 1744, 1976, 2071, 2288, 2398, 2717, 2834, 3344, 3488, 3952, 4142, 4576, 4796, 5434, 5668, 6688, 6976, 7904, 8284, 9152, 9592, 10868, 11336, 13376, 15587, 15808, 16568, 19184, 21736, 22672, 22781, 26923, 31174, 33136, 38368, 43472, 45344, 45562, 53846, 62348, 66272, 76736, 86944, 90688, 91124, 107692, 124696, 132544, 173888, 182248, 215384, 249392, 296153, 364496, 430768, 498784, 592306, 728992, 861536, 997568, 1184612, 1457984, 1723072, 2369224, 4738448, 9476896, 18953792]

約数ペア:

[(1, 18953792), (2, 9476896), (4, 4738448), (8, 2369224), (11, 1723072), (13, 1457984), (16, 1184612), (19, 997568), (22, 861536), (26, 728992), (32, 592306), (38, 498784), (44, 430768), (52, 364496), (64, 296153), (76, 249392), (88, 215384), (104, 182248), (109, 173888), (143, 132544), (152, 124696), (176, 107692), (208, 91124), (209, 90688), (218, 86944), (247, 76736), (286, 66272), (304, 62348), (352, 53846), (416, 45562), (418, 45344), (436, 43472), (494, 38368), (572, 33136), (608, 31174), (704, 26923), (832, 22781), (836, 22672), (872, 21736), (988, 19184), (1144, 16568), (1199, 15808), (1216, 15587), (1417, 13376), (1672, 11336), (1744, 10868), (1976, 9592), (2071, 9152), (2288, 8284), (2398, 7904), (2717, 6976), (2834, 6688), (3344, 5668), (3488, 5434), (3952, 4796), (4142, 4576)]