18767793

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 28938240

約数和(自身を除く): 10170447

約数列:

[1, 3, 11, 23, 33, 69, 79, 237, 253, 313, 759, 869, 939, 1817, 2607, 3443, 5451, 7199, 10329, 19987, 21597, 24727, 59961, 74181, 79189, 237567, 271997, 568721, 815991, 1706163, 6255931, 18767793]

約数ペア:

[(1, 18767793), (3, 6255931), (11, 1706163), (23, 815991), (33, 568721), (69, 271997), (79, 237567), (237, 79189), (253, 74181), (313, 59961), (759, 24727), (869, 21597), (939, 19987), (1817, 10329), (2607, 7199), (3443, 5451)]