988890137776

素因数分解:

$2^4\times {\mathrm{1297}}^1\times {\mathrm{2683}}^1\times {\mathrm{17761}}^1$

素因数の和:21749

約数の個数: 40

約数和(自身を含む): 1918274543504

約数和(自身を除く): 929384405728

約数列:

[1, 2, 4, 8, 16, 1297, 2594, 2683, 5188, 5366, 10376, 10732, 17761, 20752, 21464, 35522, 42928, 71044, 142088, 284176, 3479851, 6959702, 13919404, 23036017, 27838808, 46072034, 47652763, 55677616, 92144068, 95305526, 184288136, 190611052, 368576272, 381222104, 762444208, 61805633611, 123611267222, 247222534444, 494445068888, 988890137776]

約数ペア:

[(1, 988890137776), (2, 494445068888), (4, 247222534444), (8, 123611267222), (16, 61805633611), (1297, 762444208), (2594, 381222104), (2683, 368576272), (5188, 190611052), (5366, 184288136), (10376, 95305526), (10732, 92144068), (17761, 55677616), (20752, 47652763), (21464, 46072034), (35522, 27838808), (42928, 23036017), (71044, 13919404), (142088, 6959702), (284176, 3479851)]