331388144

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{20089}}^1$

素因数の和:21128

約数の個数: 20

約数和(自身を含む): 642719280

約数和(自身を除く): 311331136

約数列:

[1, 2, 4, 8, 16, 1031, 2062, 4124, 8248, 16496, 20089, 40178, 80356, 160712, 321424, 20711759, 41423518, 82847036, 165694072, 331388144]

約数ペア:

[(1, 331388144), (2, 165694072), (4, 82847036), (8, 41423518), (16, 20711759), (1031, 321424), (2062, 160712), (4124, 80356), (8248, 40178), (16496, 20089)]