12794279420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49208767}}^1$

素因数の和:49208789

約数の個数: 24

約数和(自身を含む): 28934755584

約数和(自身を除く): 16140476164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49208767, 98417534, 196835068, 246043835, 492087670, 639713971, 984175340, 1279427942, 2558855884, 3198569855, 6397139710, 12794279420]

約数ペア:

[(1, 12794279420), (2, 6397139710), (4, 3198569855), (5, 2558855884), (10, 1279427942), (13, 984175340), (20, 639713971), (26, 492087670), (52, 246043835), (65, 196835068), (130, 98417534), (260, 49208767)]