2019925875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{489679}}^1$

素因数の和:489708

約数の個数: 32

約数和(自身を含む): 3666723840

約数和(自身を除く): 1646797965

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 489679, 1469037, 2448395, 5386469, 7345185, 12241975, 16159407, 26932345, 36725925, 61209875, 80797035, 134661725, 183629625, 403985175, 673308625, 2019925875]

約数ペア:

[(1, 2019925875), (3, 673308625), (5, 403985175), (11, 183629625), (15, 134661725), (25, 80797035), (33, 61209875), (55, 36725925), (75, 26932345), (125, 16159407), (165, 12241975), (275, 7345185), (375, 5386469), (825, 2448395), (1375, 1469037), (4125, 489679)]