20755696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99787}}^1$

素因数の和:99808

約数の個数: 20

約数和(自身を含む): 43307992

約数和(自身を除く): 22552296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99787, 199574, 399148, 798296, 1297231, 1596592, 2594462, 5188924, 10377848, 20755696]

約数ペア:

[(1, 20755696), (2, 10377848), (4, 5188924), (8, 2594462), (13, 1596592), (16, 1297231), (26, 798296), (52, 399148), (104, 199574), (208, 99787)]