19432930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7681}}^1$

素因数の和:7722

約数の個数: 32

約数和(自身を含む): 39823488

約数和(自身を除く): 20390558

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7681, 15362, 38405, 76810, 84491, 168982, 176663, 353326, 422455, 844910, 883315, 1766630, 1943293, 3886586, 9716465, 19432930]

約数ペア:

[(1, 19432930), (2, 9716465), (5, 3886586), (10, 1943293), (11, 1766630), (22, 883315), (23, 844910), (46, 422455), (55, 353326), (110, 176663), (115, 168982), (230, 84491), (253, 76810), (506, 38405), (1265, 15362), (2530, 7681)]