20366450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31333}}^1$

素因数の和:31358

約数の個数: 24

約数和(自身を含む): 40796868

約数和(自身を除く): 20430418

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 31333, 62666, 156665, 313330, 407329, 783325, 814658, 1566650, 2036645, 4073290, 10183225, 20366450]

約数ペア:

[(1, 20366450), (2, 10183225), (5, 4073290), (10, 2036645), (13, 1566650), (25, 814658), (26, 783325), (50, 407329), (65, 313330), (130, 156665), (325, 62666), (650, 31333)]