20216077

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{3467}}^1$

素因数の和:3505

約数の個数: 16

約数和(自身を含む): 24969600

約数和(自身を除く): 4753523

約数列:

[1, 7, 17, 49, 119, 343, 833, 3467, 5831, 24269, 58939, 169883, 412573, 1189181, 2888011, 20216077]

約数ペア:

[(1, 20216077), (7, 2888011), (17, 1189181), (49, 412573), (119, 169883), (343, 58939), (833, 24269), (3467, 5831)]