13720528

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{12799}}^1$

素因数の和:12874

約数の個数: 20

約数和(自身を含む): 26982400

約数和(自身を除く): 13261872

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 12799, 25598, 51196, 102392, 204784, 857533, 1715066, 3430132, 6860264, 13720528]

約数ペア:

[(1, 13720528), (2, 6860264), (4, 3430132), (8, 1715066), (16, 857533), (67, 204784), (134, 102392), (268, 51196), (536, 25598), (1072, 12799)]