19962275

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 26114400

約数和(自身を除く): 6152125

約数列:

[1, 5, 23, 25, 115, 149, 233, 575, 745, 1165, 3427, 3725, 5359, 5825, 17135, 26795, 34717, 85675, 133975, 173585, 798491, 867925, 3992455, 19962275]

約数ペア:

[(1, 19962275), (5, 3992455), (23, 867925), (25, 798491), (115, 173585), (149, 133975), (233, 85675), (575, 34717), (745, 26795), (1165, 17135), (3427, 5825), (3725, 5359)]