1640377851856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3307213411}}^1$

素因数の和:3307213450

約数の個数: 20

約数和(自身を含む): 3280755704704

約数和(自身を除く): 1640377852848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3307213411, 6614426822, 13228853644, 26457707288, 52915414576, 102523615741, 205047231482, 410094462964, 820188925928, 1640377851856]

約数ペア:

[(1, 1640377851856), (2, 820188925928), (4, 410094462964), (8, 205047231482), (16, 102523615741), (31, 52915414576), (62, 26457707288), (124, 13228853644), (248, 6614426822), (496, 3307213411)]