31968170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245909}}^1$

素因数の和:245929

約数の個数: 16

約数和(自身を含む): 61969320

約数和(自身を除く): 30001150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 245909, 491818, 1229545, 2459090, 3196817, 6393634, 15984085, 31968170]

約数ペア:

[(1, 31968170), (2, 15984085), (5, 6393634), (10, 3196817), (13, 2459090), (26, 1229545), (65, 491818), (130, 245909)]