18747862

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 33837120

約数和(自身を除く): 15089258

約数列:

[1, 2, 7, 14, 29, 58, 61, 122, 203, 406, 427, 757, 854, 1514, 1769, 3538, 5299, 10598, 12383, 21953, 24766, 43906, 46177, 92354, 153671, 307342, 323239, 646478, 1339133, 2678266, 9373931, 18747862]

約数ペア:

[(1, 18747862), (2, 9373931), (7, 2678266), (14, 1339133), (29, 646478), (58, 323239), (61, 307342), (122, 153671), (203, 92354), (406, 46177), (427, 43906), (757, 24766), (854, 21953), (1514, 12383), (1769, 10598), (3538, 5299)]