18965296

素因数分解:

$2^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{541}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 42206624

約数和(自身を除く): 23241328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 313, 541, 626, 1082, 1252, 2164, 2191, 2504, 3787, 4328, 4382, 5008, 7574, 8656, 8764, 15148, 17528, 30296, 35056, 60592, 169333, 338666, 677332, 1185331, 1354664, 2370662, 2709328, 4741324, 9482648, 18965296]

約数ペア:

[(1, 18965296), (2, 9482648), (4, 4741324), (7, 2709328), (8, 2370662), (14, 1354664), (16, 1185331), (28, 677332), (56, 338666), (112, 169333), (313, 60592), (541, 35056), (626, 30296), (1082, 17528), (1252, 15148), (2164, 8764), (2191, 8656), (2504, 7574), (3787, 5008), (4328, 4382)]