19622516

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 36868608

約数和(自身を除く): 17246092

約数列:

[1, 2, 4, 19, 38, 76, 107, 127, 214, 254, 361, 428, 508, 722, 1444, 2033, 2413, 4066, 4826, 8132, 9652, 13589, 27178, 38627, 45847, 54356, 77254, 91694, 154508, 183388, 258191, 516382, 1032764, 4905629, 9811258, 19622516]

約数ペア:

[(1, 19622516), (2, 9811258), (4, 4905629), (19, 1032764), (38, 516382), (76, 258191), (107, 183388), (127, 154508), (214, 91694), (254, 77254), (361, 54356), (428, 45847), (508, 38627), (722, 27178), (1444, 13589), (2033, 9652), (2413, 8132), (4066, 4826)]