18400285

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 4582115

約数列:

[1, 5, 37, 79, 185, 395, 1259, 2923, 6295, 14615, 46583, 99461, 232915, 497305, 3680057, 18400285]

約数ペア:

[(1, 18400285), (5, 3680057), (37, 497305), (79, 232915), (185, 99461), (395, 46583), (1259, 14615), (2923, 6295)]