20272875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{7723}}^1$

素因数の和:7748

約数の個数: 32

約数和(自身を含む): 38558208

約数和(自身を除く): 18285333

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 7723, 23169, 38615, 54061, 115845, 162183, 193075, 270305, 579225, 810915, 965375, 1351525, 2896125, 4054575, 6757625, 20272875]

約数ペア:

[(1, 20272875), (3, 6757625), (5, 4054575), (7, 2896125), (15, 1351525), (21, 965375), (25, 810915), (35, 579225), (75, 270305), (105, 193075), (125, 162183), (175, 115845), (375, 54061), (525, 38615), (875, 23169), (2625, 7723)]