208483390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12329}}^1$

素因数の和:12444

約数の個数: 32

約数和(自身を含む): 399492000

約数和(自身を除く): 191008610

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 8455, 12329, 16910, 24658, 61645, 123290, 234251, 468502, 1097281, 1171255, 2194562, 2342510, 5486405, 10972810, 20848339, 41696678, 104241695, 208483390]

約数ペア:

[(1, 208483390), (2, 104241695), (5, 41696678), (10, 20848339), (19, 10972810), (38, 5486405), (89, 2342510), (95, 2194562), (178, 1171255), (190, 1097281), (445, 468502), (890, 234251), (1691, 123290), (3382, 61645), (8455, 24658), (12329, 16910)]