201257972

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{445261}}^1$

素因数の和:445378

約数の個数: 12

約数和(自身を含む): 355319076

約数和(自身を除く): 154061104

約数列:

[1, 2, 4, 113, 226, 452, 445261, 890522, 1781044, 50314493, 100628986, 201257972]

約数ペア:

[(1, 201257972), (2, 100628986), (4, 50314493), (113, 1781044), (226, 890522), (452, 445261)]