668640144

素因数分解:

$2^4\times 3^1\times {\mathrm{13930003}}^1$

素因数の和:13930014

約数の個数: 20

約数和(自身を含む): 1727320496

約数和(自身を除く): 1058680352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13930003, 27860006, 41790009, 55720012, 83580018, 111440024, 167160036, 222880048, 334320072, 668640144]

約数ペア:

[(1, 668640144), (2, 334320072), (3, 222880048), (4, 167160036), (6, 111440024), (8, 83580018), (12, 55720012), (16, 41790009), (24, 27860006), (48, 13930003)]