668060432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3211829}}^1$

素因数の和:3211850

約数の個数: 20

約数和(自身を含む): 1393934220

約数和(自身を除く): 725873788

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3211829, 6423658, 12847316, 25694632, 41753777, 51389264, 83507554, 167015108, 334030216, 668060432]

約数ペア:

[(1, 668060432), (2, 334030216), (4, 167015108), (8, 83507554), (13, 51389264), (16, 41753777), (26, 25694632), (52, 12847316), (104, 6423658), (208, 3211829)]