290146064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1394933}}^1$

素因数の和:1394954

約数の個数: 20

約数和(自身を含む): 605401356

約数和(自身を除く): 315255292

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1394933, 2789866, 5579732, 11159464, 18134129, 22318928, 36268258, 72536516, 145073032, 290146064]

約数ペア:

[(1, 290146064), (2, 145073032), (4, 72536516), (8, 36268258), (13, 22318928), (16, 18134129), (26, 11159464), (52, 5579732), (104, 2789866), (208, 1394933)]