31188766

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{117251}}^1$

素因数の和:117279

約数の個数: 16

約数和(自身を含む): 56280960

約数和(自身を除く): 25092194

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 117251, 234502, 820757, 1641514, 2227769, 4455538, 15594383, 31188766]

約数ペア:

[(1, 31188766), (2, 15594383), (7, 4455538), (14, 2227769), (19, 1641514), (38, 820757), (133, 234502), (266, 117251)]