18177830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 48

約数和(自身を含む): 36599472

約数和(自身を除く): 18421642

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 121, 166, 181, 242, 362, 415, 605, 830, 905, 913, 1210, 1810, 1826, 1991, 3982, 4565, 9130, 9955, 10043, 15023, 19910, 20086, 21901, 30046, 43802, 50215, 75115, 100430, 109505, 150230, 165253, 219010, 330506, 826265, 1652530, 1817783, 3635566, 9088915, 18177830]

約数ペア:

[(1, 18177830), (2, 9088915), (5, 3635566), (10, 1817783), (11, 1652530), (22, 826265), (55, 330506), (83, 219010), (110, 165253), (121, 150230), (166, 109505), (181, 100430), (242, 75115), (362, 50215), (415, 43802), (605, 30046), (830, 21901), (905, 20086), (913, 19910), (1210, 15023), (1810, 10043), (1826, 9955), (1991, 9130), (3982, 4565)]