9878180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37993}}^1$

素因数の和:38015

約数の個数: 24

約数和(自身を含む): 22340472

約数和(自身を除く): 12462292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 37993, 75986, 151972, 189965, 379930, 493909, 759860, 987818, 1975636, 2469545, 4939090, 9878180]

約数ペア:

[(1, 9878180), (2, 4939090), (4, 2469545), (5, 1975636), (10, 987818), (13, 759860), (20, 493909), (26, 379930), (52, 189965), (65, 151972), (130, 75986), (260, 37993)]