31515376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103669}}^1$

素因数の和:103696

約数の個数: 20

約数和(自身を含む): 64275400

約数和(自身を除く): 32760024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 103669, 207338, 414676, 829352, 1658704, 1969711, 3939422, 7878844, 15757688, 31515376]

約数ペア:

[(1, 31515376), (2, 15757688), (4, 7878844), (8, 3939422), (16, 1969711), (19, 1658704), (38, 829352), (76, 414676), (152, 207338), (304, 103669)]