20386644

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39509}}^1$

素因数の和:39559

約数の個数: 24

約数和(自身を含む): 48676320

約数和(自身を除く): 28289676

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39509, 79018, 118527, 158036, 237054, 474108, 1698887, 3397774, 5096661, 6795548, 10193322, 20386644]

約数ペア:

[(1, 20386644), (2, 10193322), (3, 6795548), (4, 5096661), (6, 3397774), (12, 1698887), (43, 474108), (86, 237054), (129, 158036), (172, 118527), (258, 79018), (516, 39509)]