20173321548

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1907}}^1\times {\mathrm{9479}}^1$

素因数の和:11427

約数の個数: 72

約数和(自身を含む): 52671790080

約数和(自身を除く): 32498468532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 1907, 3814, 5721, 7628, 9479, 11442, 17163, 18958, 22884, 28437, 34326, 37916, 56874, 59117, 68652, 85311, 113748, 118234, 170622, 177351, 236468, 293849, 341244, 354702, 532053, 587698, 709404, 881547, 1064106, 1175396, 1763094, 2128212, 2644641, 3526188, 5289282, 10578564, 18076453, 36152906, 54229359, 72305812, 108458718, 162688077, 216917436, 325376154, 560370043, 650752308, 1120740086, 1681110129, 2241480172, 3362220258, 5043330387, 6724440516, 10086660774, 20173321548]

約数ペア:

[(1, 20173321548), (2, 10086660774), (3, 6724440516), (4, 5043330387), (6, 3362220258), (9, 2241480172), (12, 1681110129), (18, 1120740086), (31, 650752308), (36, 560370043), (62, 325376154), (93, 216917436), (124, 162688077), (186, 108458718), (279, 72305812), (372, 54229359), (558, 36152906), (1116, 18076453), (1907, 10578564), (3814, 5289282), (5721, 3526188), (7628, 2644641), (9479, 2128212), (11442, 1763094), (17163, 1175396), (18958, 1064106), (22884, 881547), (28437, 709404), (34326, 587698), (37916, 532053), (56874, 354702), (59117, 341244), (68652, 293849), (85311, 236468), (113748, 177351), (118234, 170622)]