19500130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{150001}}^1$

素因数の和:150021

約数の個数: 16

約数和(自身を含む): 37800504

約数和(自身を除く): 18300374

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 150001, 300002, 750005, 1500010, 1950013, 3900026, 9750065, 19500130]

約数ペア:

[(1, 19500130), (2, 9750065), (5, 3900026), (10, 1950013), (13, 1500010), (26, 750005), (65, 300002), (130, 150001)]