20173755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{839}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 37094400

約数和(自身を除く): 16920645

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 229, 687, 839, 1145, 1603, 2517, 3435, 4195, 4809, 5873, 8015, 12585, 17619, 24045, 29365, 88095, 192131, 576393, 960655, 1344917, 2881965, 4034751, 6724585, 20173755]

約数ペア:

[(1, 20173755), (3, 6724585), (5, 4034751), (7, 2881965), (15, 1344917), (21, 960655), (35, 576393), (105, 192131), (229, 88095), (687, 29365), (839, 24045), (1145, 17619), (1603, 12585), (2517, 8015), (3435, 5873), (4195, 4809)]