19945596

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2851}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 51746688

約数和(自身を除く): 31801092

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 2851, 3498, 5702, 6996, 8553, 11404, 17106, 31361, 34212, 62722, 94083, 125444, 151103, 188166, 302206, 376332, 453309, 604412, 906618, 1662133, 1813236, 3324266, 4986399, 6648532, 9972798, 19945596]

約数ペア:

[(1, 19945596), (2, 9972798), (3, 6648532), (4, 4986399), (6, 3324266), (11, 1813236), (12, 1662133), (22, 906618), (33, 604412), (44, 453309), (53, 376332), (66, 302206), (106, 188166), (132, 151103), (159, 125444), (212, 94083), (318, 62722), (583, 34212), (636, 31361), (1166, 17106), (1749, 11404), (2332, 8553), (2851, 6996), (3498, 5702)]