19742408

素因数分解:

$2^3\times 7^1\times {\mathrm{352543}}^1$

素因数の和:352556

約数の個数: 16

約数和(自身を含む): 42305280

約数和(自身を除く): 22562872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 352543, 705086, 1410172, 2467801, 2820344, 4935602, 9871204, 19742408]

約数ペア:

[(1, 19742408), (2, 9871204), (4, 4935602), (7, 2820344), (8, 2467801), (14, 1410172), (28, 705086), (56, 352543)]