18909332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19139}}^1$

素因数の和:19175

約数の個数: 24

約数和(自身を含む): 37514400

約数和(自身を除く): 18605068

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 19139, 38278, 76556, 248807, 363641, 497614, 727282, 995228, 1454564, 4727333, 9454666, 18909332]

約数ペア:

[(1, 18909332), (2, 9454666), (4, 4727333), (13, 1454564), (19, 995228), (26, 727282), (38, 497614), (52, 363641), (76, 248807), (247, 76556), (494, 38278), (988, 19139)]