20121597776

素因数分解:

$2^4\times 7^1\times {\mathrm{1889}}^1\times {\mathrm{95107}}^1$

素因数の和:97011

約数の個数: 40

約数和(自身を含む): 44579021760

約数和(自身を除く): 24457423984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1889, 3778, 7556, 13223, 15112, 26446, 30224, 52892, 95107, 105784, 190214, 211568, 380428, 665749, 760856, 1331498, 1521712, 2662996, 5325992, 10651984, 179657123, 359314246, 718628492, 1257599861, 1437256984, 2515199722, 2874513968, 5030399444, 10060798888, 20121597776]

約数ペア:

[(1, 20121597776), (2, 10060798888), (4, 5030399444), (7, 2874513968), (8, 2515199722), (14, 1437256984), (16, 1257599861), (28, 718628492), (56, 359314246), (112, 179657123), (1889, 10651984), (3778, 5325992), (7556, 2662996), (13223, 1521712), (15112, 1331498), (26446, 760856), (30224, 665749), (52892, 380428), (95107, 211568), (105784, 190214)]