20787533

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 23491776

約数和(自身を除く): 2704243

約数列:

[1, 13, 41, 43, 533, 559, 907, 1763, 11791, 22919, 37187, 39001, 483431, 507013, 1599041, 20787533]

約数ペア:

[(1, 20787533), (13, 1599041), (41, 507013), (43, 483431), (533, 39001), (559, 37187), (907, 22919), (1763, 11791)]