18605431

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 20871648

約数和(自身を除く): 2266217

約数列:

[1, 13, 41, 67, 521, 533, 871, 2747, 6773, 21361, 34907, 35711, 277693, 453791, 1431187, 18605431]

約数ペア:

[(1, 18605431), (13, 1431187), (41, 453791), (67, 277693), (521, 35711), (533, 34907), (871, 21361), (2747, 6773)]