19940627

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 23362560

約数和(自身を除く): 3421933

約数列:

[1, 7, 79, 107, 337, 553, 749, 2359, 8453, 26623, 36059, 59171, 186361, 252413, 2848661, 19940627]

約数ペア:

[(1, 19940627), (7, 2848661), (79, 252413), (107, 186361), (337, 59171), (553, 36059), (749, 26623), (2359, 8453)]