20265472

素因数分解:

$2^9\times {\mathrm{39581}}^1$

素因数の和:39599

約数の個数: 20

約数和(自身を含む): 40492386

約数和(自身を除く): 20226914

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 39581, 79162, 158324, 316648, 633296, 1266592, 2533184, 5066368, 10132736, 20265472]

約数ペア:

[(1, 20265472), (2, 10132736), (4, 5066368), (8, 2533184), (16, 1266592), (32, 633296), (64, 316648), (128, 158324), (256, 79162), (512, 39581)]