8640808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 17820000

約数和(自身を除く): 9179192

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 659, 1192, 1318, 1639, 2636, 3278, 5272, 6556, 7249, 13112, 14498, 28996, 57992, 98191, 196382, 392764, 785528, 1080101, 2160202, 4320404, 8640808]

約数ペア:

[(1, 8640808), (2, 4320404), (4, 2160202), (8, 1080101), (11, 785528), (22, 392764), (44, 196382), (88, 98191), (149, 57992), (298, 28996), (596, 14498), (659, 13112), (1192, 7249), (1318, 6556), (1639, 5272), (2636, 3278)]