19627150790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4157}}^1\times {\mathrm{36319}}^1$

素因数の和:40496

約数の個数: 32

約数和(自身を含む): 38056677120

約数和(自身を除く): 18429526330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4157, 8314, 20785, 36319, 41570, 54041, 72638, 108082, 181595, 270205, 363190, 472147, 540410, 944294, 2360735, 4721470, 150978083, 301956166, 754890415, 1509780830, 1962715079, 3925430158, 9813575395, 19627150790]

約数ペア:

[(1, 19627150790), (2, 9813575395), (5, 3925430158), (10, 1962715079), (13, 1509780830), (26, 754890415), (65, 301956166), (130, 150978083), (4157, 4721470), (8314, 2360735), (20785, 944294), (36319, 540410), (41570, 472147), (54041, 363190), (72638, 270205), (108082, 181595)]