18245624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 21671176

約数列:

[1, 2, 4, 8, 17, 19, 23, 34, 38, 46, 68, 76, 92, 136, 152, 184, 307, 323, 391, 437, 614, 646, 782, 874, 1228, 1292, 1564, 1748, 2456, 2584, 3128, 3496, 5219, 5833, 7061, 7429, 10438, 11666, 14122, 14858, 20876, 23332, 28244, 29716, 41752, 46664, 56488, 59432, 99161, 120037, 134159, 198322, 240074, 268318, 396644, 480148, 536636, 793288, 960296, 1073272, 2280703, 4561406, 9122812, 18245624]

約数ペア:

[(1, 18245624), (2, 9122812), (4, 4561406), (8, 2280703), (17, 1073272), (19, 960296), (23, 793288), (34, 536636), (38, 480148), (46, 396644), (68, 268318), (76, 240074), (92, 198322), (136, 134159), (152, 120037), (184, 99161), (307, 59432), (323, 56488), (391, 46664), (437, 41752), (614, 29716), (646, 28244), (782, 23332), (874, 20876), (1228, 14858), (1292, 14122), (1564, 11666), (1748, 10438), (2456, 7429), (2584, 7061), (3128, 5833), (3496, 5219)]