20640324

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{29153}}^1$

素因数の和:29219

約数の個数: 24

約数和(自身を含む): 48978720

約数和(自身を除く): 28338396

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708, 29153, 58306, 87459, 116612, 174918, 349836, 1720027, 3440054, 5160081, 6880108, 10320162, 20640324]

約数ペア:

[(1, 20640324), (2, 10320162), (3, 6880108), (4, 5160081), (6, 3440054), (12, 1720027), (59, 349836), (118, 174918), (177, 116612), (236, 87459), (354, 58306), (708, 29153)]