20352045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 37416960

約数和(自身を除く): 17064915

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 239, 717, 811, 1195, 1673, 2433, 3585, 4055, 5019, 5677, 8365, 12165, 17031, 25095, 28385, 85155, 193829, 581487, 969145, 1356803, 2907435, 4070409, 6784015, 20352045]

約数ペア:

[(1, 20352045), (3, 6784015), (5, 4070409), (7, 2907435), (15, 1356803), (21, 969145), (35, 581487), (105, 193829), (239, 85155), (717, 28385), (811, 25095), (1195, 17031), (1673, 12165), (2433, 8365), (3585, 5677), (4055, 5019)]