20456423997

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1\times {\mathrm{404461}}^1$

素因数の和:405220

約数の個数: 16

約数和(自身を含む): 28500010368

約数和(自身を除く): 8043586371

約数列:

[1, 3, 23, 69, 733, 2199, 16859, 50577, 404461, 1213383, 9302603, 27907809, 296469913, 889409739, 6818807999, 20456423997]

約数ペア:

[(1, 20456423997), (3, 6818807999), (23, 889409739), (69, 296469913), (733, 27907809), (2199, 9302603), (16859, 1213383), (50577, 404461)]