18974122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2143}}^1$

素因数の和:2397

約数の個数: 16

約数和(自身を含む): 30101760

約数和(自身を除く): 11127638

約数列:

[1, 2, 19, 38, 233, 466, 2143, 4286, 4427, 8854, 40717, 81434, 499319, 998638, 9487061, 18974122]

約数ペア:

[(1, 18974122), (2, 9487061), (19, 998638), (38, 499319), (233, 81434), (466, 40717), (2143, 8854), (4286, 4427)]