18946648

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17807}}^1$

素因数の和:17839

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 23792552

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17807, 35614, 71228, 124649, 142456, 249298, 338333, 498596, 676666, 997192, 1353332, 2368331, 2706664, 4736662, 9473324, 18946648]

約数ペア:

[(1, 18946648), (2, 9473324), (4, 4736662), (7, 2706664), (8, 2368331), (14, 1353332), (19, 997192), (28, 676666), (38, 498596), (56, 338333), (76, 249298), (133, 142456), (152, 124649), (266, 71228), (532, 35614), (1064, 17807)]