18260710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7393}}^1$

素因数の和:7432

約数の個数: 32

約数和(自身を含む): 37265760

約数和(自身を除く): 19005050

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7393, 14786, 36965, 73930, 96109, 140467, 192218, 280934, 480545, 702335, 961090, 1404670, 1826071, 3652142, 9130355, 18260710]

約数ペア:

[(1, 18260710), (2, 9130355), (5, 3652142), (10, 1826071), (13, 1404670), (19, 961090), (26, 702335), (38, 480545), (65, 280934), (95, 192218), (130, 140467), (190, 96109), (247, 73930), (494, 36965), (1235, 14786), (2470, 7393)]