17821145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1259}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 22680000

約数和(自身を除く): 4858855

約数列:

[1, 5, 19, 95, 149, 745, 1259, 2831, 6295, 14155, 23921, 119605, 187591, 937955, 3564229, 17821145]

約数ペア:

[(1, 17821145), (5, 3564229), (19, 937955), (95, 187591), (149, 119605), (745, 23921), (1259, 14155), (2831, 6295)]