19532980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{42463}}^1$

素因数の和:42495

約数の個数: 24

約数和(自身を含む): 42803712

約数和(自身を除く): 23270732

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 42463, 84926, 169852, 212315, 424630, 849260, 976649, 1953298, 3906596, 4883245, 9766490, 19532980]

約数ペア:

[(1, 19532980), (2, 9766490), (4, 4883245), (5, 3906596), (10, 1953298), (20, 976649), (23, 849260), (46, 424630), (92, 212315), (115, 169852), (230, 84926), (460, 42463)]