68287216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{224629}}^1$

素因数の和:224656

約数の個数: 20

約数和(自身を含む): 139270600

約数和(自身を除く): 70983384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 224629, 449258, 898516, 1797032, 3594064, 4267951, 8535902, 17071804, 34143608, 68287216]

約数ペア:

[(1, 68287216), (2, 34143608), (4, 17071804), (8, 8535902), (16, 4267951), (19, 3594064), (38, 1797032), (76, 898516), (152, 449258), (304, 224629)]