18135910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2287}}^1$

素因数の和:2368

約数の個数: 32

約数和(自身を含む): 35747712

約数和(自身を除く): 17611802

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 2287, 3965, 4574, 7930, 11435, 22870, 29731, 59462, 139507, 148655, 279014, 297310, 697535, 1395070, 1813591, 3627182, 9067955, 18135910]

約数ペア:

[(1, 18135910), (2, 9067955), (5, 3627182), (10, 1813591), (13, 1395070), (26, 697535), (61, 297310), (65, 279014), (122, 148655), (130, 139507), (305, 59462), (610, 29731), (793, 22870), (1586, 11435), (2287, 7930), (3965, 4574)]