20308210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156217}}^1$

素因数の和:156237

約数の個数: 16

約数和(自身を含む): 39366936

約数和(自身を除く): 19058726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156217, 312434, 781085, 1562170, 2030821, 4061642, 10154105, 20308210]

約数ペア:

[(1, 20308210), (2, 10154105), (5, 4061642), (10, 2030821), (13, 1562170), (26, 781085), (65, 312434), (130, 156217)]