20137698

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{883}}^1$

素因数の和:1079

約数の個数: 48

約数和(自身を含む): 50197056

約数和(自身を除く): 30059358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 181, 362, 543, 883, 1086, 1267, 1629, 1766, 2534, 2649, 3258, 3801, 5298, 6181, 7602, 7947, 11403, 12362, 15894, 18543, 22806, 37086, 55629, 111258, 159823, 319646, 479469, 958938, 1118761, 1438407, 2237522, 2876814, 3356283, 6712566, 10068849, 20137698]

約数ペア:

[(1, 20137698), (2, 10068849), (3, 6712566), (6, 3356283), (7, 2876814), (9, 2237522), (14, 1438407), (18, 1118761), (21, 958938), (42, 479469), (63, 319646), (126, 159823), (181, 111258), (362, 55629), (543, 37086), (883, 22806), (1086, 18543), (1267, 15894), (1629, 12362), (1766, 11403), (2534, 7947), (2649, 7602), (3258, 6181), (3801, 5298)]