87990634

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{22481}}^1$

素因数の和:22605

約数の個数: 16

約数和(自身を含む): 140287680

約数和(自身を除く): 52297046

約数列:

[1, 2, 19, 38, 103, 206, 1957, 3914, 22481, 44962, 427139, 854278, 2315543, 4631086, 43995317, 87990634]

約数ペア:

[(1, 87990634), (2, 43995317), (19, 4631086), (38, 2315543), (103, 854278), (206, 427139), (1957, 44962), (3914, 22481)]