39978536

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7253}}^1$

素因数の和:7325

約数の個数: 32

約数和(自身を含む): 82260360

約数和(自身を除く): 42281824

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 7253, 14506, 29012, 58024, 94289, 188578, 377156, 384409, 754312, 768818, 1537636, 3075272, 4997317, 9994634, 19989268, 39978536]

約数ペア:

[(1, 39978536), (2, 19989268), (4, 9994634), (8, 4997317), (13, 3075272), (26, 1537636), (52, 768818), (53, 754312), (104, 384409), (106, 377156), (212, 188578), (424, 94289), (689, 58024), (1378, 29012), (2756, 14506), (5512, 7253)]