31880732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1499}}^1$

素因数の和:1925

約数の個数: 24

約数和(自身を含む): 60270000

約数和(自身を除く): 28389268

約数列:

[1, 2, 4, 13, 26, 52, 409, 818, 1499, 1636, 2998, 5317, 5996, 10634, 19487, 21268, 38974, 77948, 613091, 1226182, 2452364, 7970183, 15940366, 31880732]

約数ペア:

[(1, 31880732), (2, 15940366), (4, 7970183), (13, 2452364), (26, 1226182), (52, 613091), (409, 77948), (818, 38974), (1499, 21268), (1636, 19487), (2998, 10634), (5317, 5996)]