19201819390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{147706303}}^1$

素因数の和:147706323

約数の個数: 16

約数和(自身を含む): 37221988608

約数和(自身を除く): 18020169218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 147706303, 295412606, 738531515, 1477063030, 1920181939, 3840363878, 9600909695, 19201819390]

約数ペア:

[(1, 19201819390), (2, 9600909695), (5, 3840363878), (10, 1920181939), (13, 1477063030), (26, 738531515), (65, 295412606), (130, 147706303)]