19919102

素因数分解:

$2^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1733}}^1$

素因数の和:2563

約数の個数: 16

約数和(自身を含む): 34208352

約数和(自身を除く): 14289250

約数列:

[1, 2, 7, 14, 821, 1642, 1733, 3466, 5747, 11494, 12131, 24262, 1422793, 2845586, 9959551, 19919102]

約数ペア:

[(1, 19919102), (2, 9959551), (7, 2845586), (14, 1422793), (821, 24262), (1642, 12131), (1733, 11494), (3466, 5747)]