19259882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 31648320

約数和(自身を除く): 12388438

約数列:

[1, 2, 19, 38, 53, 73, 106, 131, 146, 262, 1007, 1387, 2014, 2489, 2774, 3869, 4978, 6943, 7738, 9563, 13886, 19126, 73511, 131917, 147022, 181697, 263834, 363394, 506839, 1013678, 9629941, 19259882]

約数ペア:

[(1, 19259882), (2, 9629941), (19, 1013678), (38, 506839), (53, 363394), (73, 263834), (106, 181697), (131, 147022), (146, 131917), (262, 73511), (1007, 19126), (1387, 13886), (2014, 9563), (2489, 7738), (2774, 6943), (3869, 4978)]