20414685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14421795

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 1259, 3243, 3777, 5405, 6295, 16215, 18885, 28957, 59173, 86871, 144785, 177519, 295865, 434355, 887595, 1360979, 4082937, 6804895, 20414685]

約数ペア:

[(1, 20414685), (3, 6804895), (5, 4082937), (15, 1360979), (23, 887595), (47, 434355), (69, 295865), (115, 177519), (141, 144785), (235, 86871), (345, 59173), (705, 28957), (1081, 18885), (1259, 16215), (3243, 6295), (3777, 5405)]