19146670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 36054720

約数和(自身を除く): 16908050

約数列:

[1, 2, 5, 10, 29, 58, 103, 145, 206, 290, 515, 641, 1030, 1282, 2987, 3205, 5974, 6410, 14935, 18589, 29870, 37178, 66023, 92945, 132046, 185890, 330115, 660230, 1914667, 3829334, 9573335, 19146670]

約数ペア:

[(1, 19146670), (2, 9573335), (5, 3829334), (10, 1914667), (29, 660230), (58, 330115), (103, 185890), (145, 132046), (206, 92945), (290, 66023), (515, 37178), (641, 29870), (1030, 18589), (1282, 14935), (2987, 6410), (3205, 5974)]