997456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2011}}^1$

素因数の和:2050

約数の個数: 20

約数和(自身を含む): 1995904

約数和(自身を除く): 998448

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2011, 4022, 8044, 16088, 32176, 62341, 124682, 249364, 498728, 997456]

約数ペア:

[(1, 997456), (2, 498728), (4, 249364), (8, 124682), (16, 62341), (31, 32176), (62, 16088), (124, 8044), (248, 4022), (496, 2011)]