18565736

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17449}}^1$

素因数の和:17481

約数の個数: 32

約数和(自身を含む): 41880000

約数和(自身を除く): 23314264

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17449, 34898, 69796, 122143, 139592, 244286, 331531, 488572, 663062, 977144, 1326124, 2320717, 2652248, 4641434, 9282868, 18565736]

約数ペア:

[(1, 18565736), (2, 9282868), (4, 4641434), (7, 2652248), (8, 2320717), (14, 1326124), (19, 977144), (28, 663062), (38, 488572), (56, 331531), (76, 244286), (133, 139592), (152, 122143), (266, 69796), (532, 34898), (1064, 17449)]