20159946

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 45601920

約数和(自身を除く): 25441974

約数列:

[1, 2, 3, 6, 9, 18, 41, 59, 82, 118, 123, 177, 246, 354, 369, 463, 531, 738, 926, 1062, 1389, 2419, 2778, 4167, 4838, 7257, 8334, 14514, 18983, 21771, 27317, 37966, 43542, 54634, 56949, 81951, 113898, 163902, 170847, 245853, 341694, 491706, 1119997, 2239994, 3359991, 6719982, 10079973, 20159946]

約数ペア:

[(1, 20159946), (2, 10079973), (3, 6719982), (6, 3359991), (9, 2239994), (18, 1119997), (41, 491706), (59, 341694), (82, 245853), (118, 170847), (123, 163902), (177, 113898), (246, 81951), (354, 56949), (369, 54634), (463, 43542), (531, 37966), (738, 27317), (926, 21771), (1062, 18983), (1389, 14514), (2419, 8334), (2778, 7257), (4167, 4838)]