2012123408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6618827}}^1$

素因数の和:6618854

約数の個数: 20

約数和(自身を含む): 4103673360

約数和(自身を除く): 2091549952

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6618827, 13237654, 26475308, 52950616, 105901232, 125757713, 251515426, 503030852, 1006061704, 2012123408]

約数ペア:

[(1, 2012123408), (2, 1006061704), (4, 503030852), (8, 251515426), (16, 125757713), (19, 105901232), (38, 52950616), (76, 26475308), (152, 13237654), (304, 6618827)]