19415690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4547}}^1$

素因数の和:4622

約数の個数: 32

約数和(自身を含む): 40604544

約数和(自身を除く): 21188854

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 4547, 9094, 22735, 31829, 45470, 63658, 159145, 277367, 318290, 554734, 1386835, 1941569, 2773670, 3883138, 9707845, 19415690]

約数ペア:

[(1, 19415690), (2, 9707845), (5, 3883138), (7, 2773670), (10, 1941569), (14, 1386835), (35, 554734), (61, 318290), (70, 277367), (122, 159145), (305, 63658), (427, 45470), (610, 31829), (854, 22735), (2135, 9094), (4270, 4547)]