20394544

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{7121}}^1$

素因数の和:7308

約数の個数: 20

約数和(自身を含む): 39740760

約数和(自身を除く): 19346216

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 7121, 14242, 28484, 56968, 113936, 1274659, 2549318, 5098636, 10197272, 20394544]

約数ペア:

[(1, 20394544), (2, 10197272), (4, 5098636), (8, 2549318), (16, 1274659), (179, 113936), (358, 56968), (716, 28484), (1432, 14242), (2864, 7121)]