20192191510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{683}}^1\times {\mathrm{743}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 38252694528

約数和(自身を除く): 18060503018

約数列:

[1, 2, 5, 10, 23, 46, 115, 173, 230, 346, 683, 743, 865, 1366, 1486, 1730, 3415, 3715, 3979, 6830, 7430, 7958, 15709, 17089, 19895, 31418, 34178, 39790, 78545, 85445, 118159, 128539, 157090, 170890, 236318, 257078, 507469, 590795, 642695, 1014938, 1181590, 1285390, 2537345, 2717657, 2956397, 5074690, 5435314, 5912794, 11671787, 13588285, 14781985, 23343574, 27176570, 29563970, 58358935, 87792137, 116717870, 175584274, 438960685, 877921370, 2019219151, 4038438302, 10096095755, 20192191510]

約数ペア:

[(1, 20192191510), (2, 10096095755), (5, 4038438302), (10, 2019219151), (23, 877921370), (46, 438960685), (115, 175584274), (173, 116717870), (230, 87792137), (346, 58358935), (683, 29563970), (743, 27176570), (865, 23343574), (1366, 14781985), (1486, 13588285), (1730, 11671787), (3415, 5912794), (3715, 5435314), (3979, 5074690), (6830, 2956397), (7430, 2717657), (7958, 2537345), (15709, 1285390), (17089, 1181590), (19895, 1014938), (31418, 642695), (34178, 590795), (39790, 507469), (78545, 257078), (85445, 236318), (118159, 170890), (128539, 157090)]