18363449

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 20490624

約数和(自身を除く): 2127175

約数列:

[1, 13, 41, 131, 263, 533, 1703, 3419, 5371, 10783, 34453, 69823, 140179, 447889, 1412573, 18363449]

約数ペア:

[(1, 18363449), (13, 1412573), (41, 447889), (131, 140179), (263, 69823), (533, 34453), (1703, 10783), (3419, 5371)]