18263644

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 40504352

約数和(自身を除く): 22240708

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 61, 68, 74, 119, 122, 148, 238, 244, 259, 289, 427, 476, 518, 578, 629, 854, 1036, 1037, 1156, 1258, 1708, 2023, 2074, 2257, 2516, 4046, 4148, 4403, 4514, 7259, 8092, 8806, 9028, 10693, 14518, 15799, 17612, 17629, 21386, 29036, 31598, 35258, 38369, 42772, 63196, 70516, 74851, 76738, 123403, 149702, 153476, 246806, 268583, 299404, 493612, 537166, 652273, 1074332, 1304546, 2609092, 4565911, 9131822, 18263644]

約数ペア:

[(1, 18263644), (2, 9131822), (4, 4565911), (7, 2609092), (14, 1304546), (17, 1074332), (28, 652273), (34, 537166), (37, 493612), (61, 299404), (68, 268583), (74, 246806), (119, 153476), (122, 149702), (148, 123403), (238, 76738), (244, 74851), (259, 70516), (289, 63196), (427, 42772), (476, 38369), (518, 35258), (578, 31598), (629, 29036), (854, 21386), (1036, 17629), (1037, 17612), (1156, 15799), (1258, 14518), (1708, 10693), (2023, 9028), (2074, 8806), (2257, 8092), (2516, 7259), (4046, 4514), (4148, 4403)]