20198022

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258949}}^1$

素因数の和:258967

約数の個数: 16

約数和(自身を含む): 43503600

約数和(自身を除く): 23305578

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258949, 517898, 776847, 1553694, 3366337, 6732674, 10099011, 20198022]

約数ペア:

[(1, 20198022), (2, 10099011), (3, 6732674), (6, 3366337), (13, 1553694), (26, 776847), (39, 517898), (78, 258949)]