19519468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1901}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 36427104

約数和(自身を除く): 16907636

約数列:

[1, 2, 4, 17, 34, 68, 151, 302, 604, 1901, 2567, 3802, 5134, 7604, 10268, 32317, 64634, 129268, 287051, 574102, 1148204, 4879867, 9759734, 19519468]

約数ペア:

[(1, 19519468), (2, 9759734), (4, 4879867), (17, 1148204), (34, 574102), (68, 287051), (151, 129268), (302, 64634), (604, 32317), (1901, 10268), (2567, 7604), (3802, 5134)]