20421697426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{13259}}^1\times {\mathrm{59239}}^1$

素因数の和:72513

約数の個数: 16

約数和(自身を含む): 32991940800

約数和(自身を除く): 12570243374

約数列:

[1, 2, 13, 26, 13259, 26518, 59239, 118478, 172367, 344734, 770107, 1540214, 785449901, 1570899802, 10210848713, 20421697426]

約数ペア:

[(1, 20421697426), (2, 10210848713), (13, 1570899802), (26, 785449901), (13259, 1540214), (26518, 770107), (59239, 344734), (118478, 172367)]