18378959016

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{166151}}^1$

素因数の和:166590

約数の個数: 64

約数和(自身を含む): 50244364800

約数和(自身を除く): 31865405784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 419, 838, 1257, 1676, 2514, 3352, 4609, 5028, 9218, 10056, 13827, 18436, 27654, 36872, 55308, 110616, 166151, 332302, 498453, 664604, 996906, 1329208, 1827661, 1993812, 3655322, 3987624, 5482983, 7310644, 10965966, 14621288, 21931932, 43863864, 69617269, 139234538, 208851807, 278469076, 417703614, 556938152, 765789959, 835407228, 1531579918, 1670814456, 2297369877, 3063159836, 4594739754, 6126319672, 9189479508, 18378959016]

約数ペア:

[(1, 18378959016), (2, 9189479508), (3, 6126319672), (4, 4594739754), (6, 3063159836), (8, 2297369877), (11, 1670814456), (12, 1531579918), (22, 835407228), (24, 765789959), (33, 556938152), (44, 417703614), (66, 278469076), (88, 208851807), (132, 139234538), (264, 69617269), (419, 43863864), (838, 21931932), (1257, 14621288), (1676, 10965966), (2514, 7310644), (3352, 5482983), (4609, 3987624), (5028, 3655322), (9218, 1993812), (10056, 1827661), (13827, 1329208), (18436, 996906), (27654, 664604), (36872, 498453), (55308, 332302), (110616, 166151)]