20095998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8311}}^1$

素因数の和:8360

約数の個数: 32

約数和(自身を含む): 44685312

約数和(自身を除く): 24589314

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 8311, 16622, 24933, 49866, 108043, 216086, 257641, 324129, 515282, 648258, 772923, 1545846, 3349333, 6698666, 10047999, 20095998]

約数ペア:

[(1, 20095998), (2, 10047999), (3, 6698666), (6, 3349333), (13, 1545846), (26, 772923), (31, 648258), (39, 515282), (62, 324129), (78, 257641), (93, 216086), (186, 108043), (403, 49866), (806, 24933), (1209, 16622), (2418, 8311)]