40281178

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151433}}^1$

素因数の和:151461

約数の個数: 16

約数和(自身を含む): 72688320

約数和(自身を除く): 32407142

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 151433, 302866, 1060031, 2120062, 2877227, 5754454, 20140589, 40281178]

約数ペア:

[(1, 40281178), (2, 20140589), (7, 5754454), (14, 2877227), (19, 2120062), (38, 1060031), (133, 302866), (266, 151433)]