18500950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28463}}^1$

素因数の和:28488

約数の個数: 24

約数和(自身を含む): 37060128

約数和(自身を除く): 18559178

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28463, 56926, 142315, 284630, 370019, 711575, 740038, 1423150, 1850095, 3700190, 9250475, 18500950]

約数ペア:

[(1, 18500950), (2, 9250475), (5, 3700190), (10, 1850095), (13, 1423150), (25, 740038), (26, 711575), (50, 370019), (65, 284630), (130, 142315), (325, 56926), (650, 28463)]