18570171

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 27433728

約数和(自身を除く): 8863557

約数列:

[1, 3, 17, 41, 51, 83, 107, 123, 249, 321, 697, 1411, 1819, 2091, 3403, 4233, 4387, 5457, 8881, 10209, 13161, 26643, 57851, 74579, 150977, 173553, 223737, 364121, 452931, 1092363, 6190057, 18570171]

約数ペア:

[(1, 18570171), (3, 6190057), (17, 1092363), (41, 452931), (51, 364121), (83, 223737), (107, 173553), (123, 150977), (249, 74579), (321, 57851), (697, 26643), (1411, 13161), (1819, 10209), (2091, 8881), (3403, 5457), (4233, 4387)]