18765370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144349}}^1$

素因数の和:144369

約数の個数: 16

約数和(自身を含む): 36376200

約数和(自身を除く): 17610830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 144349, 288698, 721745, 1443490, 1876537, 3753074, 9382685, 18765370]

約数ペア:

[(1, 18765370), (2, 9382685), (5, 3753074), (10, 1876537), (13, 1443490), (26, 721745), (65, 288698), (130, 144349)]