20787456

素因数分解:

$2^8\times 3^1\times {\mathrm{27067}}^1$

素因数の和:27086

約数の個数: 36

約数和(自身を含む): 55326992

約数和(自身を除く): 34539536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 27067, 54134, 81201, 108268, 162402, 216536, 324804, 433072, 649608, 866144, 1299216, 1732288, 2598432, 3464576, 5196864, 6929152, 10393728, 20787456]

約数ペア:

[(1, 20787456), (2, 10393728), (3, 6929152), (4, 5196864), (6, 3464576), (8, 2598432), (12, 1732288), (16, 1299216), (24, 866144), (32, 649608), (48, 433072), (64, 324804), (96, 216536), (128, 162402), (192, 108268), (256, 81201), (384, 54134), (768, 27067)]