2019519356

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{906427}}^1$

素因数の和:906988

約数の個数: 12

約数和(自身を含む): 3540507768

約数和(自身を除く): 1520988412

約数列:

[1, 2, 4, 557, 1114, 2228, 906427, 1812854, 3625708, 504879839, 1009759678, 2019519356]

約数ペア:

[(1, 2019519356), (2, 1009759678), (4, 504879839), (557, 3625708), (1114, 1812854), (2228, 906427)]