397345232

素因数分解:

$2^4\times {\mathrm{2137}}^1\times {\mathrm{11621}}^1$

素因数の和:13766

約数の個数: 20

約数和(自身を含む): 770282916

約数和(自身を除く): 372937684

約数列:

[1, 2, 4, 8, 16, 2137, 4274, 8548, 11621, 17096, 23242, 34192, 46484, 92968, 185936, 24834077, 49668154, 99336308, 198672616, 397345232]

約数ペア:

[(1, 397345232), (2, 198672616), (4, 99336308), (8, 49668154), (16, 24834077), (2137, 185936), (4274, 92968), (8548, 46484), (11621, 34192), (17096, 23242)]