18492435

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 36408960

約数和(自身を除く): 17916525

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 41, 45, 65, 117, 123, 135, 195, 205, 257, 351, 369, 533, 585, 615, 771, 1107, 1285, 1599, 1755, 1845, 2313, 2665, 3341, 3855, 4797, 5535, 6939, 7995, 10023, 10537, 11565, 14391, 16705, 23985, 30069, 31611, 34695, 50115, 52685, 71955, 90207, 94833, 136981, 150345, 158055, 284499, 410943, 451035, 474165, 684905, 1232829, 1422495, 2054715, 3698487, 6164145, 18492435]

約数ペア:

[(1, 18492435), (3, 6164145), (5, 3698487), (9, 2054715), (13, 1422495), (15, 1232829), (27, 684905), (39, 474165), (41, 451035), (45, 410943), (65, 284499), (117, 158055), (123, 150345), (135, 136981), (195, 94833), (205, 90207), (257, 71955), (351, 52685), (369, 50115), (533, 34695), (585, 31611), (615, 30069), (771, 23985), (1107, 16705), (1285, 14391), (1599, 11565), (1755, 10537), (1845, 10023), (2313, 7995), (2665, 6939), (3341, 5535), (3855, 4797)]