20772352

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 40

約数和(自身を含む): 42966000

約数和(自身を除く): 22193648

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1399, 1856, 2798, 3712, 5596, 7424, 11192, 14848, 22384, 40571, 44768, 81142, 89536, 162284, 179072, 324568, 358144, 649136, 716288, 1298272, 2596544, 5193088, 10386176, 20772352]

約数ペア:

[(1, 20772352), (2, 10386176), (4, 5193088), (8, 2596544), (16, 1298272), (29, 716288), (32, 649136), (58, 358144), (64, 324568), (116, 179072), (128, 162284), (232, 89536), (256, 81142), (464, 44768), (512, 40571), (928, 22384), (1399, 14848), (1856, 11192), (2798, 7424), (3712, 5596)]