18180442

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 14665382

約数列:

[1, 2, 7, 14, 23, 46, 131, 161, 262, 322, 431, 862, 917, 1834, 3013, 3017, 6026, 6034, 9913, 19826, 21091, 42182, 56461, 69391, 112922, 138782, 395227, 790454, 1298603, 2597206, 9090221, 18180442]

約数ペア:

[(1, 18180442), (2, 9090221), (7, 2597206), (14, 1298603), (23, 790454), (46, 395227), (131, 138782), (161, 112922), (262, 69391), (322, 56461), (431, 42182), (862, 21091), (917, 19826), (1834, 9913), (3013, 6034), (3017, 6026)]