20121016404

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{400849}}^1$

素因数の和:400992

約数の個数: 48

約数和(自身を含む): 48486816000

約数和(自身を除く): 28365799596

約数列:

[1, 2, 3, 4, 6, 12, 47, 89, 94, 141, 178, 188, 267, 282, 356, 534, 564, 1068, 4183, 8366, 12549, 16732, 25098, 50196, 400849, 801698, 1202547, 1603396, 2405094, 4810188, 18839903, 35675561, 37679806, 56519709, 71351122, 75359612, 107026683, 113039418, 142702244, 214053366, 226078836, 428106732, 1676751367, 3353502734, 5030254101, 6707005468, 10060508202, 20121016404]

約数ペア:

[(1, 20121016404), (2, 10060508202), (3, 6707005468), (4, 5030254101), (6, 3353502734), (12, 1676751367), (47, 428106732), (89, 226078836), (94, 214053366), (141, 142702244), (178, 113039418), (188, 107026683), (267, 75359612), (282, 71351122), (356, 56519709), (534, 37679806), (564, 35675561), (1068, 18839903), (4183, 4810188), (8366, 2405094), (12549, 1603396), (16732, 1202547), (25098, 801698), (50196, 400849)]