161818212

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{709729}}^1$

素因数の和:709755

約数の個数: 24

約数和(自身を含む): 397448800

約数和(自身を除く): 235630588

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 709729, 1419458, 2129187, 2838916, 4258374, 8516748, 13484851, 26969702, 40454553, 53939404, 80909106, 161818212]

約数ペア:

[(1, 161818212), (2, 80909106), (3, 53939404), (4, 40454553), (6, 26969702), (12, 13484851), (19, 8516748), (38, 4258374), (57, 2838916), (76, 2129187), (114, 1419458), (228, 709729)]