18172026

素因数分解:

$2^1\times 3^5\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:425

約数の個数: 48

約数和(自身を含む): 41277600

約数和(自身を除く): 23105574

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 139, 162, 243, 269, 278, 417, 486, 538, 807, 834, 1251, 1614, 2421, 2502, 3753, 4842, 7263, 7506, 11259, 14526, 21789, 22518, 33777, 37391, 43578, 65367, 67554, 74782, 112173, 130734, 224346, 336519, 673038, 1009557, 2019114, 3028671, 6057342, 9086013, 18172026]

約数ペア:

[(1, 18172026), (2, 9086013), (3, 6057342), (6, 3028671), (9, 2019114), (18, 1009557), (27, 673038), (54, 336519), (81, 224346), (139, 130734), (162, 112173), (243, 74782), (269, 67554), (278, 65367), (417, 43578), (486, 37391), (538, 33777), (807, 22518), (834, 21789), (1251, 14526), (1614, 11259), (2421, 7506), (2502, 7263), (3753, 4842)]