2981858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:190

約数の個数: 32

約数和(自身を含む): 5225472

約数和(自身を除く): 2243614

約数列:

[1, 2, 11, 22, 23, 46, 71, 83, 142, 166, 253, 506, 781, 913, 1562, 1633, 1826, 1909, 3266, 3818, 5893, 11786, 17963, 20999, 35926, 41998, 64823, 129646, 135539, 271078, 1490929, 2981858]

約数ペア:

[(1, 2981858), (2, 1490929), (11, 271078), (22, 135539), (23, 129646), (46, 64823), (71, 41998), (83, 35926), (142, 20999), (166, 17963), (253, 11786), (506, 5893), (781, 3818), (913, 3266), (1562, 1909), (1633, 1826)]