20792115

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20089}}^1$

素因数の和:20123

約数の個数: 24

約数和(自身を含む): 37608480

約数和(自身を除く): 16816365

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 20089, 60267, 100445, 180801, 301335, 462047, 904005, 1386141, 2310235, 4158423, 6930705, 20792115]

約数ペア:

[(1, 20792115), (3, 6930705), (5, 4158423), (9, 2310235), (15, 1386141), (23, 904005), (45, 462047), (69, 301335), (115, 180801), (207, 100445), (345, 60267), (1035, 20089)]