18643430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2432

約数の個数: 32

約数和(自身を含む): 36747648

約数和(自身を除く): 18104218

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 2351, 3965, 4702, 7930, 11755, 23510, 30563, 61126, 143411, 152815, 286822, 305630, 717055, 1434110, 1864343, 3728686, 9321715, 18643430]

約数ペア:

[(1, 18643430), (2, 9321715), (5, 3728686), (10, 1864343), (13, 1434110), (26, 717055), (61, 305630), (65, 286822), (122, 152815), (130, 143411), (305, 61126), (610, 30563), (793, 23510), (1586, 11755), (2351, 7930), (3965, 4702)]