20771474

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:857

約数の個数: 16

約数和(自身を含む): 31783200

約数和(自身を除く): 11011726

約数列:

[1, 2, 67, 134, 379, 409, 758, 818, 25393, 27403, 50786, 54806, 155011, 310022, 10385737, 20771474]

約数ペア:

[(1, 20771474), (2, 10385737), (67, 310022), (134, 155011), (379, 54806), (409, 50786), (758, 27403), (818, 25393)]