20496921076

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{2213}}^1\times {\mathrm{26017}}^1$

素因数の和:28323

約数の個数: 24

約数和(自身を含む): 36290426760

約数和(自身を除く): 15793505684

約数列:

[1, 2, 4, 89, 178, 356, 2213, 4426, 8852, 26017, 52034, 104068, 196957, 393914, 787828, 2315513, 4631026, 9262052, 57575621, 115151242, 230302484, 5124230269, 10248460538, 20496921076]

約数ペア:

[(1, 20496921076), (2, 10248460538), (4, 5124230269), (89, 230302484), (178, 115151242), (356, 57575621), (2213, 9262052), (4426, 4631026), (8852, 2315513), (26017, 787828), (52034, 393914), (104068, 196957)]