18655530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 49213440

約数和(自身を除く): 30557910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 1423, 2185, 2622, 2846, 4269, 4370, 6555, 7115, 8538, 13110, 14230, 21345, 27037, 32729, 42690, 54074, 65458, 81111, 98187, 135185, 162222, 163645, 196374, 270370, 327290, 405555, 490935, 621851, 811110, 981870, 1243702, 1865553, 3109255, 3731106, 6218510, 9327765, 18655530]

約数ペア:

[(1, 18655530), (2, 9327765), (3, 6218510), (5, 3731106), (6, 3109255), (10, 1865553), (15, 1243702), (19, 981870), (23, 811110), (30, 621851), (38, 490935), (46, 405555), (57, 327290), (69, 270370), (95, 196374), (114, 163645), (115, 162222), (138, 135185), (190, 98187), (230, 81111), (285, 65458), (345, 54074), (437, 42690), (570, 32729), (690, 27037), (874, 21345), (1311, 14230), (1423, 13110), (2185, 8538), (2622, 7115), (2846, 6555), (4269, 4370)]