202122019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 240744960

約数和(自身を除く): 38622941

約数列:

[1, 11, 19, 53, 71, 209, 257, 583, 781, 1007, 1349, 2827, 3763, 4883, 11077, 13621, 14839, 18247, 41393, 53713, 71497, 149831, 200717, 258799, 346693, 786467, 967091, 2846789, 3813623, 10638001, 18374729, 202122019]

約数ペア:

[(1, 202122019), (11, 18374729), (19, 10638001), (53, 3813623), (71, 2846789), (209, 967091), (257, 786467), (583, 346693), (781, 258799), (1007, 200717), (1349, 149831), (2827, 71497), (3763, 53713), (4883, 41393), (11077, 18247), (13621, 14839)]