18908388

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{16943}}^1$

素因数の和:16984

約数の個数: 36

約数和(自身を含む): 49340928

約数和(自身を除く): 30432540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 16943, 33886, 50829, 67772, 101658, 152487, 203316, 304974, 525233, 609948, 1050466, 1575699, 2100932, 3151398, 4727097, 6302796, 9454194, 18908388]

約数ペア:

[(1, 18908388), (2, 9454194), (3, 6302796), (4, 4727097), (6, 3151398), (9, 2100932), (12, 1575699), (18, 1050466), (31, 609948), (36, 525233), (62, 304974), (93, 203316), (124, 152487), (186, 101658), (279, 67772), (372, 50829), (558, 33886), (1116, 16943)]