20429937

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 34819200

約数和(自身を除く): 14389263

約数列:

[1, 3, 9, 11, 17, 33, 51, 61, 99, 153, 183, 187, 199, 549, 561, 597, 671, 1037, 1683, 1791, 2013, 2189, 3111, 3383, 6039, 6567, 9333, 10149, 11407, 12139, 19701, 30447, 34221, 36417, 37213, 102663, 109251, 111639, 133529, 206363, 334917, 400587, 619089, 1201761, 1857267, 2269993, 6809979, 20429937]

約数ペア:

[(1, 20429937), (3, 6809979), (9, 2269993), (11, 1857267), (17, 1201761), (33, 619089), (51, 400587), (61, 334917), (99, 206363), (153, 133529), (183, 111639), (187, 109251), (199, 102663), (549, 37213), (561, 36417), (597, 34221), (671, 30447), (1037, 19701), (1683, 12139), (1791, 11407), (2013, 10149), (2189, 9333), (3111, 6567), (3383, 6039)]