18236438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 30855168

約数和(自身を除く): 12618730

約数列:

[1, 2, 11, 22, 61, 107, 122, 127, 214, 254, 671, 1177, 1342, 1397, 2354, 2794, 6527, 7747, 13054, 13589, 15494, 27178, 71797, 85217, 143594, 149479, 170434, 298958, 828929, 1657858, 9118219, 18236438]

約数ペア:

[(1, 18236438), (2, 9118219), (11, 1657858), (22, 828929), (61, 298958), (107, 170434), (122, 149479), (127, 143594), (214, 85217), (254, 71797), (671, 27178), (1177, 15494), (1342, 13589), (1397, 13054), (2354, 7747), (2794, 6527)]