18214702906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{31051}}^1$

素因数の和:31474

約数の個数: 32

約数和(自身を含む): 29511820800

約数和(自身を除く): 11297117894

約数列:

[1, 2, 19, 38, 43, 86, 359, 718, 817, 1634, 6821, 13642, 15437, 30874, 31051, 62102, 293303, 586606, 589969, 1179938, 1335193, 2670386, 11147309, 22294618, 25368667, 50737334, 211798871, 423597742, 479334287, 958668574, 9107351453, 18214702906]

約数ペア:

[(1, 18214702906), (2, 9107351453), (19, 958668574), (38, 479334287), (43, 423597742), (86, 211798871), (359, 50737334), (718, 25368667), (817, 22294618), (1634, 11147309), (6821, 2670386), (13642, 1335193), (15437, 1179938), (30874, 589969), (31051, 586606), (62102, 293303)]