73945456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{355507}}^1$

素因数の和:355528

約数の個数: 20

約数和(自身を含む): 154290472

約数和(自身を除く): 80345016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 355507, 711014, 1422028, 2844056, 4621591, 5688112, 9243182, 18486364, 36972728, 73945456]

約数ペア:

[(1, 73945456), (2, 36972728), (4, 18486364), (8, 9243182), (13, 5688112), (16, 4621591), (26, 2844056), (52, 1422028), (104, 711014), (208, 355507)]