19273774

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:604

約数の個数: 24

約数和(自身を含む): 31622400

約数和(自身を除く): 12348626

約数列:

[1, 2, 13, 26, 127, 169, 254, 338, 449, 898, 1651, 3302, 5837, 11674, 21463, 42926, 57023, 75881, 114046, 151762, 741299, 1482598, 9636887, 19273774]

約数ペア:

[(1, 19273774), (2, 9636887), (13, 1482598), (26, 741299), (127, 151762), (169, 114046), (254, 75881), (338, 57023), (449, 42926), (898, 21463), (1651, 11674), (3302, 5837)]