20833388

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 37366560

約数和(自身を除く): 16533172

約数列:

[1, 2, 4, 71, 109, 142, 218, 284, 436, 673, 1346, 2692, 7739, 15478, 30956, 47783, 73357, 95566, 146714, 191132, 293428, 5208347, 10416694, 20833388]

約数ペア:

[(1, 20833388), (2, 10416694), (4, 5208347), (71, 293428), (109, 191132), (142, 146714), (218, 95566), (284, 73357), (436, 47783), (673, 30956), (1346, 15478), (2692, 7739)]