1638502016

素因数分解:

$2^7\times {\mathrm{12800797}}^1$

素因数の和:12800811

約数の個数: 16

約数和(自身を含む): 3264203490

約数和(自身を除く): 1625701474

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 12800797, 25601594, 51203188, 102406376, 204812752, 409625504, 819251008, 1638502016]

約数ペア:

[(1, 1638502016), (2, 819251008), (4, 409625504), (8, 204812752), (16, 102406376), (32, 51203188), (64, 25601594), (128, 12800797)]