20138086112

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{727}}^1$

素因数の和:1312

約数の個数: 96

約数和(自身を含む): 41700282624

約数和(自身を除く): 21562196512

約数列:

[1, 2, 4, 8, 16, 32, 41, 43, 82, 86, 164, 172, 328, 344, 491, 656, 688, 727, 982, 1312, 1376, 1454, 1763, 1964, 2908, 3526, 3928, 5816, 7052, 7856, 11632, 14104, 15712, 20131, 21113, 23264, 28208, 29807, 31261, 40262, 42226, 56416, 59614, 62522, 80524, 84452, 119228, 125044, 161048, 168904, 238456, 250088, 322096, 337808, 356957, 476912, 500176, 644192, 675616, 713914, 865633, 953824, 1000352, 1281701, 1427828, 1731266, 2563402, 2855656, 3462532, 5126804, 5711312, 6925064, 10253608, 11422624, 13850128, 14635237, 15349151, 20507216, 27700256, 29270474, 30698302, 41014432, 58540948, 61396604, 117081896, 122793208, 234163792, 245586416, 468327584, 491172832, 629315191, 1258630382, 2517260764, 5034521528, 10069043056, 20138086112]

約数ペア:

[(1, 20138086112), (2, 10069043056), (4, 5034521528), (8, 2517260764), (16, 1258630382), (32, 629315191), (41, 491172832), (43, 468327584), (82, 245586416), (86, 234163792), (164, 122793208), (172, 117081896), (328, 61396604), (344, 58540948), (491, 41014432), (656, 30698302), (688, 29270474), (727, 27700256), (982, 20507216), (1312, 15349151), (1376, 14635237), (1454, 13850128), (1763, 11422624), (1964, 10253608), (2908, 6925064), (3526, 5711312), (3928, 5126804), (5816, 3462532), (7052, 2855656), (7856, 2563402), (11632, 1731266), (14104, 1427828), (15712, 1281701), (20131, 1000352), (21113, 953824), (23264, 865633), (28208, 713914), (29807, 675616), (31261, 644192), (40262, 500176), (42226, 476912), (56416, 356957), (59614, 337808), (62522, 322096), (80524, 250088), (84452, 238456), (119228, 168904), (125044, 161048)]