20499456

素因数分解:

$2^{10}\times 3^1\times {\mathrm{6673}}^1$

素因数の和:6696

約数の個数: 44

約数和(自身を含む): 54646712

約数和(自身を除く): 34147256

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 3072, 6673, 13346, 20019, 26692, 40038, 53384, 80076, 106768, 160152, 213536, 320304, 427072, 640608, 854144, 1281216, 1708288, 2562432, 3416576, 5124864, 6833152, 10249728, 20499456]

約数ペア:

[(1, 20499456), (2, 10249728), (3, 6833152), (4, 5124864), (6, 3416576), (8, 2562432), (12, 1708288), (16, 1281216), (24, 854144), (32, 640608), (48, 427072), (64, 320304), (96, 213536), (128, 160152), (192, 106768), (256, 80076), (384, 53384), (512, 40038), (768, 26692), (1024, 20019), (1536, 13346), (3072, 6673)]