20125998

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{27271}}^1$

素因数の和:27320

約数の個数: 24

約数和(自身を含む): 44671536

約数和(自身を除く): 24545538

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 27271, 54542, 81813, 163626, 245439, 490878, 1118111, 2236222, 3354333, 6708666, 10062999, 20125998]

約数ペア:

[(1, 20125998), (2, 10062999), (3, 6708666), (6, 3354333), (9, 2236222), (18, 1118111), (41, 490878), (82, 245439), (123, 163626), (246, 81813), (369, 54542), (738, 27271)]