19803882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471521}}^1$

素因数の和:471533

約数の個数: 16

約数和(自身を含む): 45266112

約数和(自身を除く): 25462230

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471521, 943042, 1414563, 2829126, 3300647, 6601294, 9901941, 19803882]

約数ペア:

[(1, 19803882), (2, 9901941), (3, 6601294), (6, 3300647), (7, 2829126), (14, 1414563), (21, 943042), (42, 471521)]