18070227

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2957}}^1$

素因数の和:3067

約数の個数: 24

約数和(自身を含む): 30147936

約数和(自身を除く): 12077709

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 2037, 2957, 6111, 8871, 20699, 26613, 62097, 186291, 286829, 860487, 2007803, 2581461, 6023409, 18070227]

約数ペア:

[(1, 18070227), (3, 6023409), (7, 2581461), (9, 2007803), (21, 860487), (63, 286829), (97, 186291), (291, 62097), (679, 26613), (873, 20699), (2037, 8871), (2957, 6111)]