18804226

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 33247872

約数和(自身を除く): 14443646

約数列:

[1, 2, 7, 14, 61, 97, 122, 194, 227, 427, 454, 679, 854, 1358, 1589, 3178, 5917, 11834, 13847, 22019, 27694, 41419, 44038, 82838, 96929, 154133, 193858, 308266, 1343159, 2686318, 9402113, 18804226]

約数ペア:

[(1, 18804226), (2, 9402113), (7, 2686318), (14, 1343159), (61, 308266), (97, 193858), (122, 154133), (194, 96929), (227, 82838), (427, 44038), (454, 41419), (679, 27694), (854, 22019), (1358, 13847), (1589, 11834), (3178, 5917)]