18643228942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{43891}}^1$

素因数の和:43985

約数の個数: 48

約数和(自身を含む): 32950075536

約数和(自身を除く): 14306846594

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 221, 403, 442, 527, 806, 961, 1054, 1922, 6851, 12493, 13702, 16337, 24986, 32674, 43891, 87782, 212381, 424762, 570583, 746147, 1141166, 1360621, 1492294, 2721242, 9699911, 17688073, 19399822, 23130557, 35376146, 42179251, 46261114, 84358502, 300697241, 548330263, 601394482, 717047267, 1096660526, 1434094534, 9321614471, 18643228942]

約数ペア:

[(1, 18643228942), (2, 9321614471), (13, 1434094534), (17, 1096660526), (26, 717047267), (31, 601394482), (34, 548330263), (62, 300697241), (221, 84358502), (403, 46261114), (442, 42179251), (527, 35376146), (806, 23130557), (961, 19399822), (1054, 17688073), (1922, 9699911), (6851, 2721242), (12493, 1492294), (13702, 1360621), (16337, 1141166), (24986, 746147), (32674, 570583), (43891, 424762), (87782, 212381)]