15691921324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{919}}^1\times {\mathrm{1129}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 29108800000

約数和(自身を除く): 13416878676

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 919, 1129, 1838, 2258, 3676, 3781, 4516, 7562, 15124, 17461, 21451, 34922, 42902, 69844, 85804, 182881, 224671, 365762, 449342, 731524, 898684, 1037551, 2075102, 3474739, 4150204, 4268749, 6949478, 8537498, 13898956, 17074996, 19713469, 39426938, 78853876, 206472649, 412945298, 825890596, 3922980331, 7845960662, 15691921324]

約数ペア:

[(1, 15691921324), (2, 7845960662), (4, 3922980331), (19, 825890596), (38, 412945298), (76, 206472649), (199, 78853876), (398, 39426938), (796, 19713469), (919, 17074996), (1129, 13898956), (1838, 8537498), (2258, 6949478), (3676, 4268749), (3781, 4150204), (4516, 3474739), (7562, 2075102), (15124, 1037551), (17461, 898684), (21451, 731524), (34922, 449342), (42902, 365762), (69844, 224671), (85804, 182881)]