18372838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20369}}^1$

素因数の和:20423

約数の個数: 16

約数和(自身を含む): 30799440

約数和(自身を除く): 12426602

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20369, 40738, 224059, 448118, 835129, 1670258, 9186419, 18372838]

約数ペア:

[(1, 18372838), (2, 9186419), (11, 1670258), (22, 835129), (41, 448118), (82, 224059), (451, 40738), (902, 20369)]