20490119

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 23237760

約数和(自身を除く): 2747641

約数列:

[1, 13, 37, 41, 481, 533, 1039, 1517, 13507, 19721, 38443, 42599, 499759, 553787, 1576163, 20490119]

約数ペア:

[(1, 20490119), (13, 1576163), (37, 553787), (41, 499759), (481, 42599), (533, 38443), (1039, 19721), (1517, 13507)]