18866808

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11393}}^1$

素因数の和:11428

約数の個数: 48

約数和(自身を含む): 53323920

約数和(自身を除く): 34457112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11393, 22786, 34179, 45572, 68358, 91144, 102537, 136716, 205074, 262039, 273432, 410148, 524078, 786117, 820296, 1048156, 1572234, 2096312, 2358351, 3144468, 4716702, 6288936, 9433404, 18866808]

約数ペア:

[(1, 18866808), (2, 9433404), (3, 6288936), (4, 4716702), (6, 3144468), (8, 2358351), (9, 2096312), (12, 1572234), (18, 1048156), (23, 820296), (24, 786117), (36, 524078), (46, 410148), (69, 273432), (72, 262039), (92, 205074), (138, 136716), (184, 102537), (207, 91144), (276, 68358), (414, 45572), (552, 34179), (828, 22786), (1656, 11393)]