31920014

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20177}}^1$

素因数の和:20299

約数の個数: 16

約数和(自身を含む): 55207008

約数和(自身を除く): 23286994

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 20177, 40354, 141239, 282478, 2280001, 4560002, 15960007, 31920014]

約数ペア:

[(1, 31920014), (2, 15960007), (7, 4560002), (14, 2280001), (113, 282478), (226, 141239), (791, 40354), (1582, 20177)]