18320258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 12645502

約数列:

[1, 2, 11, 22, 79, 83, 127, 158, 166, 254, 869, 913, 1397, 1738, 1826, 2794, 6557, 10033, 10541, 13114, 20066, 21082, 72127, 110363, 115951, 144254, 220726, 231902, 832739, 1665478, 9160129, 18320258]

約数ペア:

[(1, 18320258), (2, 9160129), (11, 1665478), (22, 832739), (79, 231902), (83, 220726), (127, 144254), (158, 115951), (166, 110363), (254, 72127), (869, 21082), (913, 20066), (1397, 13114), (1738, 10541), (1826, 10033), (2794, 6557)]