68647696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{330037}}^1$

素因数の和:330058

約数の個数: 20

約数和(自身を含む): 143236492

約数和(自身を除く): 74588796

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 330037, 660074, 1320148, 2640296, 4290481, 5280592, 8580962, 17161924, 34323848, 68647696]

約数ペア:

[(1, 68647696), (2, 34323848), (4, 17161924), (8, 8580962), (13, 5280592), (16, 4290481), (26, 2640296), (52, 1320148), (104, 660074), (208, 330037)]