19152265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 7389815

約数列:

[1, 5, 11, 31, 47, 55, 155, 235, 239, 341, 517, 1195, 1457, 1705, 2585, 2629, 7285, 7409, 11233, 13145, 16027, 37045, 56165, 80135, 81499, 123563, 348223, 407495, 617815, 1741115, 3830453, 19152265]

約数ペア:

[(1, 19152265), (5, 3830453), (11, 1741115), (31, 617815), (47, 407495), (55, 348223), (155, 123563), (235, 81499), (239, 80135), (341, 56165), (517, 37045), (1195, 16027), (1457, 13145), (1705, 11233), (2585, 7409), (2629, 7285)]