19204195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4073}}^1$

素因数の和:4142

約数の個数: 16

約数和(自身を含む): 24639552

約数和(自身を除く): 5435357

約数列:

[1, 5, 23, 41, 115, 205, 943, 4073, 4715, 20365, 93679, 166993, 468395, 834965, 3840839, 19204195]

約数ペア:

[(1, 19204195), (5, 3840839), (23, 834965), (41, 468395), (115, 166993), (205, 93679), (943, 20365), (4073, 4715)]