19656077

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:656

約数の個数: 16

約数和(自身を含む): 23347200

約数和(自身を除く): 3691123

約数列:

[1, 7, 31, 217, 239, 379, 1673, 2653, 7409, 11749, 51863, 82243, 90581, 634067, 2808011, 19656077]

約数ペア:

[(1, 19656077), (7, 2808011), (31, 634067), (217, 90581), (239, 82243), (379, 51863), (1673, 11749), (2653, 7409)]