20441252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7417}}^1$

素因数の和:7487

約数の個数: 24

約数和(自身を含む): 39256056

約数和(自身を除く): 18814804

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7417, 14834, 29668, 96421, 192842, 385684, 393101, 786202, 1572404, 5110313, 10220626, 20441252]

約数ペア:

[(1, 20441252), (2, 10220626), (4, 5110313), (13, 1572404), (26, 786202), (52, 393101), (53, 385684), (106, 192842), (212, 96421), (689, 29668), (1378, 14834), (2756, 7417)]