18863404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 41707008

約数和(自身を除く): 22843604

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 1723, 2737, 3446, 5474, 6892, 10948, 12061, 24122, 29291, 39629, 48244, 58582, 79258, 117164, 158516, 205037, 277403, 410074, 554806, 673693, 820148, 1109612, 1347386, 2694772, 4715851, 9431702, 18863404]

約数ペア:

[(1, 18863404), (2, 9431702), (4, 4715851), (7, 2694772), (14, 1347386), (17, 1109612), (23, 820148), (28, 673693), (34, 554806), (46, 410074), (68, 277403), (92, 205037), (119, 158516), (161, 117164), (238, 79258), (322, 58582), (391, 48244), (476, 39629), (644, 29291), (782, 24122), (1564, 12061), (1723, 10948), (2737, 6892), (3446, 5474)]