20556832

素因数分解:

$2^5\times {\mathrm{569}}^1\times {\mathrm{1129}}^1$

素因数の和:1708

約数の個数: 24

約数和(自身を含む): 40578300

約数和(自身を除く): 20021468

約数列:

[1, 2, 4, 8, 16, 32, 569, 1129, 1138, 2258, 2276, 4516, 4552, 9032, 9104, 18064, 18208, 36128, 642401, 1284802, 2569604, 5139208, 10278416, 20556832]

約数ペア:

[(1, 20556832), (2, 10278416), (4, 5139208), (8, 2569604), (16, 1284802), (32, 642401), (569, 36128), (1129, 18208), (1138, 18064), (2258, 9104), (2276, 9032), (4516, 4552)]