17950994

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 11597806

約数列:

[1, 2, 23, 37, 46, 53, 74, 106, 199, 398, 851, 1219, 1702, 1961, 2438, 3922, 4577, 7363, 9154, 10547, 14726, 21094, 45103, 90206, 169349, 242581, 338698, 390239, 485162, 780478, 8975497, 17950994]

約数ペア:

[(1, 17950994), (2, 8975497), (23, 780478), (37, 485162), (46, 390239), (53, 338698), (74, 242581), (106, 169349), (199, 90206), (398, 45103), (851, 21094), (1219, 14726), (1702, 10547), (1961, 9154), (2438, 7363), (3922, 4577)]