20383389

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2099}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 32104800

約数和(自身を除く): 11721411

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 2099, 3237, 6297, 9711, 18891, 27287, 81861, 174217, 245583, 522651, 1567953, 2264821, 6794463, 20383389]

約数ペア:

[(1, 20383389), (3, 6794463), (9, 2264821), (13, 1567953), (39, 522651), (83, 245583), (117, 174217), (249, 81861), (747, 27287), (1079, 18891), (2099, 9711), (3237, 6297)]