20771216

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5669}}^1$

素因数の和:5906

約数の個数: 20

約数和(自身を含む): 40427100

約数和(自身を除く): 19655884

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5669, 11338, 22676, 45352, 90704, 1298201, 2596402, 5192804, 10385608, 20771216]

約数ペア:

[(1, 20771216), (2, 10385608), (4, 5192804), (8, 2596402), (16, 1298201), (229, 90704), (458, 45352), (916, 22676), (1832, 11338), (3664, 5669)]