18663756

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 46448640

約数和(自身を除く): 27784884

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 191, 204, 382, 479, 573, 764, 958, 1146, 1437, 1916, 2292, 2874, 3247, 5748, 6494, 8143, 9741, 12988, 16286, 19482, 24429, 32572, 38964, 48858, 91489, 97716, 182978, 274467, 365956, 548934, 1097868, 1555313, 3110626, 4665939, 6221252, 9331878, 18663756]

約数ペア:

[(1, 18663756), (2, 9331878), (3, 6221252), (4, 4665939), (6, 3110626), (12, 1555313), (17, 1097868), (34, 548934), (51, 365956), (68, 274467), (102, 182978), (191, 97716), (204, 91489), (382, 48858), (479, 38964), (573, 32572), (764, 24429), (958, 19482), (1146, 16286), (1437, 12988), (1916, 9741), (2292, 8143), (2874, 6494), (3247, 5748)]