18761626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 32235840

約数和(自身を除く): 13474214

約数列:

[1, 2, 13, 19, 26, 38, 163, 233, 247, 326, 466, 494, 2119, 3029, 3097, 4238, 4427, 6058, 6194, 8854, 37979, 40261, 57551, 75958, 80522, 115102, 493727, 721601, 987454, 1443202, 9380813, 18761626]

約数ペア:

[(1, 18761626), (2, 9380813), (13, 1443202), (19, 987454), (26, 721601), (38, 493727), (163, 115102), (233, 80522), (247, 75958), (326, 57551), (466, 40261), (494, 37979), (2119, 8854), (3029, 6194), (3097, 6058), (4238, 4427)]