18163548193

素因数分解:

$7^4\times {\mathrm{163}}^1\times {\mathrm{46411}}^1$

素因数の和:46602

約数の個数: 20

約数和(自身を含む): 21320001968

約数和(自身を除く): 3156453775

約数列:

[1, 7, 49, 163, 343, 1141, 2401, 7987, 46411, 55909, 324877, 391363, 2274139, 7564993, 15918973, 52954951, 111432811, 370684657, 2594792599, 18163548193]

約数ペア:

[(1, 18163548193), (7, 2594792599), (49, 370684657), (163, 111432811), (343, 52954951), (1141, 15918973), (2401, 7564993), (7987, 2274139), (46411, 391363), (55909, 324877)]