19689204

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{4957}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 46089568

約数和(自身を除く): 26400364

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 4957, 9914, 14871, 19828, 29742, 59484, 1640767, 3281534, 4922301, 6563068, 9844602, 19689204]

約数ペア:

[(1, 19689204), (2, 9844602), (3, 6563068), (4, 4922301), (6, 3281534), (12, 1640767), (331, 59484), (662, 29742), (993, 19828), (1324, 14871), (1986, 9914), (3972, 4957)]