123743248

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{188633}}^1$

素因数の和:188682

約数の個数: 20

約数和(自身を含む): 245601468

約数和(自身を除く): 121858220

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 188633, 377266, 754532, 1509064, 3018128, 7733953, 15467906, 30935812, 61871624, 123743248]

約数ペア:

[(1, 123743248), (2, 61871624), (4, 30935812), (8, 15467906), (16, 7733953), (41, 3018128), (82, 1509064), (164, 754532), (328, 377266), (656, 188633)]