20892512

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{21061}}^1$

素因数の和:21102

約数の個数: 24

約数和(自身を含む): 42460992

約数和(自身を除く): 21568480

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 21061, 42122, 84244, 168488, 336976, 652891, 673952, 1305782, 2611564, 5223128, 10446256, 20892512]

約数ペア:

[(1, 20892512), (2, 10446256), (4, 5223128), (8, 2611564), (16, 1305782), (31, 673952), (32, 652891), (62, 336976), (124, 168488), (248, 84244), (496, 42122), (992, 21061)]