31270618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20071}}^1$

素因数の和:20133

約数の個数: 16

約数和(自身を含む): 50581440

約数和(自身を除く): 19310822

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 20071, 40142, 381349, 762698, 822911, 1645822, 15635309, 31270618]

約数ペア:

[(1, 31270618), (2, 15635309), (19, 1645822), (38, 822911), (41, 762698), (82, 381349), (779, 40142), (1558, 20071)]