20119618

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1579}}^1$

素因数の和:1881

約数の個数: 16

約数和(自身を含む): 31625280

約数和(自身を除く): 11505662

約数列:

[1, 2, 23, 46, 277, 554, 1579, 3158, 6371, 12742, 36317, 72634, 437383, 874766, 10059809, 20119618]

約数ペア:

[(1, 20119618), (2, 10059809), (23, 874766), (46, 437383), (277, 72634), (554, 36317), (1579, 12742), (3158, 6371)]