218635516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5839}}^1$

素因数の和:5914

約数の個数: 48

約数和(自身を含む): 447390720

約数和(自身を除く): 228755204

約数列:

[1, 2, 4, 11, 22, 23, 37, 44, 46, 74, 92, 148, 253, 407, 506, 814, 851, 1012, 1628, 1702, 3404, 5839, 9361, 11678, 18722, 23356, 37444, 64229, 128458, 134297, 216043, 256916, 268594, 432086, 537188, 864172, 1477267, 2376473, 2954534, 4752946, 4968989, 5909068, 9505892, 9937978, 19875956, 54658879, 109317758, 218635516]

約数ペア:

[(1, 218635516), (2, 109317758), (4, 54658879), (11, 19875956), (22, 9937978), (23, 9505892), (37, 5909068), (44, 4968989), (46, 4752946), (74, 2954534), (92, 2376473), (148, 1477267), (253, 864172), (407, 537188), (506, 432086), (814, 268594), (851, 256916), (1012, 216043), (1628, 134297), (1702, 128458), (3404, 64229), (5839, 37444), (9361, 23356), (11678, 18722)]