28978648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{190649}}^1$

素因数の和:190674

約数の個数: 16

約数和(自身を含む): 57195000

約数和(自身を除く): 28216352

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 190649, 381298, 762596, 1525192, 3622331, 7244662, 14489324, 28978648]

約数ペア:

[(1, 28978648), (2, 14489324), (4, 7244662), (8, 3622331), (19, 1525192), (38, 762596), (76, 381298), (152, 190649)]