201916519

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{1601}}^1$

素因数の和:2070

約数の個数: 16

約数和(自身を含む): 236839680

約数和(自身を除く): 34923161

約数列:

[1, 7, 43, 301, 419, 1601, 2933, 11207, 18017, 68843, 126119, 481901, 670819, 4695733, 28845217, 201916519]

約数ペア:

[(1, 201916519), (7, 28845217), (43, 4695733), (301, 670819), (419, 481901), (1601, 126119), (2933, 68843), (11207, 18017)]