19648210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85427}}^1$

素因数の和:85457

約数の個数: 16

約数和(自身を含む): 36904896

約数和(自身を除く): 17256686

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 85427, 170854, 427135, 854270, 1964821, 3929642, 9824105, 19648210]

約数ペア:

[(1, 19648210), (2, 9824105), (5, 3929642), (10, 1964821), (23, 854270), (46, 427135), (115, 170854), (230, 85427)]