19455670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1453}}^1$

素因数の和:1576

約数の個数: 32

約数和(自身を含む): 38106432

約数和(自身を除く): 18650762

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 1453, 2678, 2906, 6695, 7265, 13390, 14530, 18889, 37778, 94445, 149659, 188890, 299318, 748295, 1496590, 1945567, 3891134, 9727835, 19455670]

約数ペア:

[(1, 19455670), (2, 9727835), (5, 3891134), (10, 1945567), (13, 1496590), (26, 748295), (65, 299318), (103, 188890), (130, 149659), (206, 94445), (515, 37778), (1030, 18889), (1339, 14530), (1453, 13390), (2678, 7265), (2906, 6695)]