686844688

素因数分解:

$2^4\times {\mathrm{4523}}^1\times {\mathrm{9491}}^1$

素因数の和:14022

約数の個数: 20

約数和(自身を含む): 1331196048

約数和(自身を除く): 644351360

約数列:

[1, 2, 4, 8, 16, 4523, 9046, 9491, 18092, 18982, 36184, 37964, 72368, 75928, 151856, 42927793, 85855586, 171711172, 343422344, 686844688]

約数ペア:

[(1, 686844688), (2, 343422344), (4, 171711172), (8, 85855586), (16, 42927793), (4523, 151856), (9046, 75928), (9491, 72368), (18092, 37964), (18982, 36184)]