20124

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:66

約数の個数: 36

約数和(自身を含む): 56056

約数和(自身を除く): 35932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124]

約数ペア:

[(1, 20124), (2, 10062), (3, 6708), (4, 5031), (6, 3354), (9, 2236), (12, 1677), (13, 1548), (18, 1118), (26, 774), (36, 559), (39, 516), (43, 468), (52, 387), (78, 258), (86, 234), (117, 172), (129, 156)]