18982535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 8112505

約数列:

[1, 5, 11, 13, 55, 65, 139, 143, 191, 695, 715, 955, 1529, 1807, 2101, 2483, 7645, 9035, 10505, 12415, 19877, 26549, 27313, 99385, 132745, 136565, 292039, 345137, 1460195, 1725685, 3796507, 18982535]

約数ペア:

[(1, 18982535), (5, 3796507), (11, 1725685), (13, 1460195), (55, 345137), (65, 292039), (139, 136565), (143, 132745), (191, 99385), (695, 27313), (715, 26549), (955, 19877), (1529, 12415), (1807, 10505), (2101, 9035), (2483, 7645)]