18808215808

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{1034783}}^1$

素因数の和:1034870

約数の個数: 36

約数和(自身を含む): 38071772928

約数和(自身を除く): 19263557120

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1136, 2272, 4544, 9088, 18176, 1034783, 2069566, 4139132, 8278264, 16556528, 33113056, 66226112, 73469593, 132452224, 146939186, 264904448, 293878372, 587756744, 1175513488, 2351026976, 4702053952, 9404107904, 18808215808]

約数ペア:

[(1, 18808215808), (2, 9404107904), (4, 4702053952), (8, 2351026976), (16, 1175513488), (32, 587756744), (64, 293878372), (71, 264904448), (128, 146939186), (142, 132452224), (256, 73469593), (284, 66226112), (568, 33113056), (1136, 16556528), (2272, 8278264), (4544, 4139132), (9088, 2069566), (18176, 1034783)]