20422012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{907}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 38619056

約数和(自身を除く): 18197044

約数列:

[1, 2, 4, 13, 26, 52, 433, 866, 907, 1732, 1814, 3628, 5629, 11258, 11791, 22516, 23582, 47164, 392731, 785462, 1570924, 5105503, 10211006, 20422012]

約数ペア:

[(1, 20422012), (2, 10211006), (4, 5105503), (13, 1570924), (26, 785462), (52, 392731), (433, 47164), (866, 23582), (907, 22516), (1732, 11791), (1814, 11258), (3628, 5629)]