19411258

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:909

約数の個数: 16

約数和(自身を含む): 29707776

約数和(自身を除く): 10296518

約数列:

[1, 2, 71, 142, 223, 446, 613, 1226, 15833, 31666, 43523, 87046, 136699, 273398, 9705629, 19411258]

約数ペア:

[(1, 19411258), (2, 9705629), (71, 273398), (142, 136699), (223, 87046), (446, 43523), (613, 31666), (1226, 15833)]