17909060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68881}}^1$

素因数の和:68903

約数の個数: 24

約数和(自身を含む): 40502616

約数和(自身を除く): 22593556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68881, 137762, 275524, 344405, 688810, 895453, 1377620, 1790906, 3581812, 4477265, 8954530, 17909060]

約数ペア:

[(1, 17909060), (2, 8954530), (4, 4477265), (5, 3581812), (10, 1790906), (13, 1377620), (20, 895453), (26, 688810), (52, 344405), (65, 275524), (130, 137762), (260, 68881)]