138877118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{33529}}^1$

素因数の和:33659

約数の個数: 16

約数和(自身を含む): 221298000

約数和(自身を除く): 82420882

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 33529, 67058, 637051, 1274102, 3654661, 7309322, 69438559, 138877118]

約数ペア:

[(1, 138877118), (2, 69438559), (19, 7309322), (38, 3654661), (109, 1274102), (218, 637051), (2071, 67058), (4142, 33529)]