18014678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:332

約数の個数: 32

約数和(自身を含む): 30602880

約数和(自身を除く): 12588202

約数列:

[1, 2, 11, 22, 43, 86, 137, 139, 274, 278, 473, 946, 1507, 1529, 3014, 3058, 5891, 5977, 11782, 11954, 19043, 38086, 64801, 65747, 129602, 131494, 209473, 418946, 818849, 1637698, 9007339, 18014678]

約数ペア:

[(1, 18014678), (2, 9007339), (11, 1637698), (22, 818849), (43, 418946), (86, 209473), (137, 131494), (139, 129602), (274, 65747), (278, 64801), (473, 38086), (946, 19043), (1507, 11954), (1529, 11782), (3014, 5977), (3058, 5891)]