16626220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4919}}^1$

素因数の和:4954

約数の個数: 36

約数和(自身を含む): 37815120

約数和(自身を除く): 21188900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 4919, 9838, 19676, 24595, 49190, 63947, 98380, 127894, 255788, 319735, 639470, 831311, 1278940, 1662622, 3325244, 4156555, 8313110, 16626220]

約数ペア:

[(1, 16626220), (2, 8313110), (4, 4156555), (5, 3325244), (10, 1662622), (13, 1278940), (20, 831311), (26, 639470), (52, 319735), (65, 255788), (130, 127894), (169, 98380), (260, 63947), (338, 49190), (676, 24595), (845, 19676), (1690, 9838), (3380, 4919)]