1620235964

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{607}}^1\times {\mathrm{8447}}^1$

素因数の和:9137

約数の個数: 24

約数和(自身を含む): 2876375040

約数和(自身を除く): 1256139076

約数列:

[1, 2, 4, 79, 158, 316, 607, 1214, 2428, 8447, 16894, 33788, 47953, 95906, 191812, 667313, 1334626, 2669252, 5127329, 10254658, 20509316, 405058991, 810117982, 1620235964]

約数ペア:

[(1, 1620235964), (2, 810117982), (4, 405058991), (79, 20509316), (158, 10254658), (316, 5127329), (607, 2669252), (1214, 1334626), (2428, 667313), (8447, 191812), (16894, 95906), (33788, 47953)]