19006910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{499}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 37044000

約数和(自身を除く): 18037090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 293, 499, 586, 998, 1465, 2495, 2930, 3809, 4990, 6487, 7618, 12974, 19045, 32435, 38090, 64870, 146207, 292414, 731035, 1462070, 1900691, 3801382, 9503455, 19006910]

約数ペア:

[(1, 19006910), (2, 9503455), (5, 3801382), (10, 1900691), (13, 1462070), (26, 731035), (65, 292414), (130, 146207), (293, 64870), (499, 38090), (586, 32435), (998, 19045), (1465, 12974), (2495, 7618), (2930, 6487), (3809, 4990)]