31506142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{8209}}^1$

素因数の和:8331

約数の個数: 16

約数和(自身を含む): 50245200

約数和(自身を除く): 18739058

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 8209, 16418, 155971, 311942, 829109, 1658218, 15753071, 31506142]

約数ペア:

[(1, 31506142), (2, 15753071), (19, 1658218), (38, 829109), (101, 311942), (202, 155971), (1919, 16418), (3838, 8209)]