20099691904

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{751}}^1\times {\mathrm{9091}}^1$

素因数の和:9879

約数の個数: 64

約数和(自身を含む): 41843566080

約数和(自身を除く): 21743874176

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 751, 1472, 1502, 2944, 3004, 6008, 9091, 12016, 17273, 18182, 24032, 34546, 36364, 48064, 69092, 72728, 96128, 138184, 145456, 209093, 276368, 290912, 418186, 552736, 581824, 836372, 1105472, 1163648, 1672744, 2210944, 3345488, 6690976, 6827341, 13381952, 13654682, 26763904, 27309364, 54618728, 109237456, 157028843, 218474912, 314057686, 436949824, 628115372, 873899648, 1256230744, 2512461488, 5024922976, 10049845952, 20099691904]

約数ペア:

[(1, 20099691904), (2, 10049845952), (4, 5024922976), (8, 2512461488), (16, 1256230744), (23, 873899648), (32, 628115372), (46, 436949824), (64, 314057686), (92, 218474912), (128, 157028843), (184, 109237456), (368, 54618728), (736, 27309364), (751, 26763904), (1472, 13654682), (1502, 13381952), (2944, 6827341), (3004, 6690976), (6008, 3345488), (9091, 2210944), (12016, 1672744), (17273, 1163648), (18182, 1105472), (24032, 836372), (34546, 581824), (36364, 552736), (48064, 418186), (69092, 290912), (72728, 276368), (96128, 209093), (138184, 145456)]