19505780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7333}}^1$

素因数の和:7368

約数の個数: 48

約数和(自身を含む): 49284480

約数和(自身を除く): 29778700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 7333, 14666, 29332, 36665, 51331, 73330, 102662, 139327, 146660, 205324, 256655, 278654, 513310, 557308, 696635, 975289, 1026620, 1393270, 1950578, 2786540, 3901156, 4876445, 9752890, 19505780]

約数ペア:

[(1, 19505780), (2, 9752890), (4, 4876445), (5, 3901156), (7, 2786540), (10, 1950578), (14, 1393270), (19, 1026620), (20, 975289), (28, 696635), (35, 557308), (38, 513310), (70, 278654), (76, 256655), (95, 205324), (133, 146660), (140, 139327), (190, 102662), (266, 73330), (380, 51331), (532, 36665), (665, 29332), (1330, 14666), (2660, 7333)]