18368244

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 48688640

約数和(自身を除く): 30320396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 109, 124, 151, 186, 218, 279, 302, 327, 372, 436, 453, 558, 604, 654, 906, 981, 1116, 1308, 1359, 1812, 1962, 2718, 3379, 3924, 4681, 5436, 6758, 9362, 10137, 13516, 14043, 16459, 18724, 20274, 28086, 30411, 32918, 40548, 42129, 49377, 56172, 60822, 65836, 84258, 98754, 121644, 148131, 168516, 197508, 296262, 510229, 592524, 1020458, 1530687, 2040916, 3061374, 4592061, 6122748, 9184122, 18368244]

約数ペア:

[(1, 18368244), (2, 9184122), (3, 6122748), (4, 4592061), (6, 3061374), (9, 2040916), (12, 1530687), (18, 1020458), (31, 592524), (36, 510229), (62, 296262), (93, 197508), (109, 168516), (124, 148131), (151, 121644), (186, 98754), (218, 84258), (279, 65836), (302, 60822), (327, 56172), (372, 49377), (436, 42129), (453, 40548), (558, 32918), (604, 30411), (654, 28086), (906, 20274), (981, 18724), (1116, 16459), (1308, 14043), (1359, 13516), (1812, 10137), (1962, 9362), (2718, 6758), (3379, 5436), (3924, 4681)]