20304788

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8737}}^1$

素因数の和:8831

約数の個数: 24

約数和(自身を含む): 41103552

約数和(自身を除く): 20798764

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 8737, 17474, 34948, 61159, 122318, 244636, 725171, 1450342, 2900684, 5076197, 10152394, 20304788]

約数ペア:

[(1, 20304788), (2, 10152394), (4, 5076197), (7, 2900684), (14, 1450342), (28, 725171), (83, 244636), (166, 122318), (332, 61159), (581, 34948), (1162, 17474), (2324, 8737)]