158021252

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{109433}}^1$

素因数の和:109475

約数の個数: 18

約数和(自身を含む): 291860478

約数和(自身を除く): 133839226

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 109433, 218866, 437732, 2079227, 4158454, 8316908, 39505313, 79010626, 158021252]

約数ペア:

[(1, 158021252), (2, 79010626), (4, 39505313), (19, 8316908), (38, 4158454), (76, 2079227), (361, 437732), (722, 218866), (1444, 109433)]