20580032

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:118

約数の個数: 112

約数和(自身を含む): 49158144

約数和(自身を除く): 28578112

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 32, 41, 44, 46, 62, 64, 82, 88, 92, 124, 164, 176, 184, 248, 253, 328, 341, 352, 368, 451, 496, 506, 656, 682, 704, 713, 736, 902, 943, 992, 1012, 1271, 1312, 1364, 1426, 1472, 1804, 1886, 1984, 2024, 2542, 2624, 2728, 2852, 3608, 3772, 4048, 5084, 5456, 5704, 7216, 7544, 7843, 8096, 10168, 10373, 10912, 11408, 13981, 14432, 15088, 15686, 16192, 20336, 20746, 21824, 22816, 27962, 28864, 29233, 30176, 31372, 40672, 41492, 45632, 55924, 58466, 60352, 62744, 81344, 82984, 111848, 116932, 125488, 165968, 223696, 233864, 250976, 321563, 331936, 447392, 467728, 501952, 643126, 663872, 894784, 935456, 1286252, 1870912, 2572504, 5145008, 10290016, 20580032]

約数ペア:

[(1, 20580032), (2, 10290016), (4, 5145008), (8, 2572504), (11, 1870912), (16, 1286252), (22, 935456), (23, 894784), (31, 663872), (32, 643126), (41, 501952), (44, 467728), (46, 447392), (62, 331936), (64, 321563), (82, 250976), (88, 233864), (92, 223696), (124, 165968), (164, 125488), (176, 116932), (184, 111848), (248, 82984), (253, 81344), (328, 62744), (341, 60352), (352, 58466), (368, 55924), (451, 45632), (496, 41492), (506, 40672), (656, 31372), (682, 30176), (704, 29233), (713, 28864), (736, 27962), (902, 22816), (943, 21824), (992, 20746), (1012, 20336), (1271, 16192), (1312, 15686), (1364, 15088), (1426, 14432), (1472, 13981), (1804, 11408), (1886, 10912), (1984, 10373), (2024, 10168), (2542, 8096), (2624, 7843), (2728, 7544), (2852, 7216), (3608, 5704), (3772, 5456), (4048, 5084)]