20599365

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 34151040

約数和(自身を除く): 13551675

約数列:

[1, 3, 5, 15, 43, 109, 129, 215, 293, 327, 545, 645, 879, 1465, 1635, 4395, 4687, 12599, 14061, 23435, 31937, 37797, 62995, 70305, 95811, 159685, 188985, 479055, 1373291, 4119873, 6866455, 20599365]

約数ペア:

[(1, 20599365), (3, 6866455), (5, 4119873), (15, 1373291), (43, 479055), (109, 188985), (129, 159685), (215, 95811), (293, 70305), (327, 62995), (545, 37797), (645, 31937), (879, 23435), (1465, 14061), (1635, 12599), (4395, 4687)]