18982674

素因数分解:

$2^1\times 3^5\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 43112160

約数和(自身を除く): 24129486

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 139, 162, 243, 278, 281, 417, 486, 562, 834, 843, 1251, 1686, 2502, 2529, 3753, 5058, 7506, 7587, 11259, 15174, 22518, 22761, 33777, 39059, 45522, 67554, 68283, 78118, 117177, 136566, 234354, 351531, 703062, 1054593, 2109186, 3163779, 6327558, 9491337, 18982674]

約数ペア:

[(1, 18982674), (2, 9491337), (3, 6327558), (6, 3163779), (9, 2109186), (18, 1054593), (27, 703062), (54, 351531), (81, 234354), (139, 136566), (162, 117177), (243, 78118), (278, 68283), (281, 67554), (417, 45522), (486, 39059), (562, 33777), (834, 22761), (843, 22518), (1251, 15174), (1686, 11259), (2502, 7587), (2529, 7506), (3753, 5058)]