20642484

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{5197}}^1$

素因数の和:5535

約数の個数: 24

約数和(自身を含む): 48320608

約数和(自身を除く): 27678124

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 5197, 10394, 15591, 20788, 31182, 62364, 1720207, 3440414, 5160621, 6880828, 10321242, 20642484]

約数ペア:

[(1, 20642484), (2, 10321242), (3, 6880828), (4, 5160621), (6, 3440414), (12, 1720207), (331, 62364), (662, 31182), (993, 20788), (1324, 15591), (1986, 10394), (3972, 5197)]