19936756

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9013}}^1$

素因数の和:9103

約数の個数: 24

約数和(自身を含む): 40382720

約数和(自身を除く): 20445964

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9013, 18026, 36052, 63091, 126182, 252364, 712027, 1424054, 2848108, 4984189, 9968378, 19936756]

約数ペア:

[(1, 19936756), (2, 9968378), (4, 4984189), (7, 2848108), (14, 1424054), (28, 712027), (79, 252364), (158, 126182), (316, 63091), (553, 36052), (1106, 18026), (2212, 9013)]