20697216

素因数分解:

$2^7\times 3^1\times {\mathrm{53899}}^1$

素因数の和:53916

約数の個数: 32

約数和(自身を含む): 54978000

約数和(自身を除く): 34280784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 53899, 107798, 161697, 215596, 323394, 431192, 646788, 862384, 1293576, 1724768, 2587152, 3449536, 5174304, 6899072, 10348608, 20697216]

約数ペア:

[(1, 20697216), (2, 10348608), (3, 6899072), (4, 5174304), (6, 3449536), (8, 2587152), (12, 1724768), (16, 1293576), (24, 862384), (32, 646788), (48, 431192), (64, 323394), (96, 215596), (128, 161697), (192, 107798), (384, 53899)]