20650875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{7867}}^1$

素因数の和:7892

約数の個数: 32

約数和(自身を含む): 39277056

約数和(自身を除く): 18626181

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 875, 2625, 7867, 23601, 39335, 55069, 118005, 165207, 196675, 275345, 590025, 826035, 983375, 1376725, 2950125, 4130175, 6883625, 20650875]

約数ペア:

[(1, 20650875), (3, 6883625), (5, 4130175), (7, 2950125), (15, 1376725), (21, 983375), (25, 826035), (35, 590025), (75, 275345), (105, 196675), (125, 165207), (175, 118005), (375, 55069), (525, 39335), (875, 23601), (2625, 7867)]