17983861

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5879}}^1$

素因数の和:5928

約数の個数: 16

約数和(自身を含む): 22579200

約数和(自身を除く): 4595339

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 5879, 41153, 111701, 135217, 781907, 946519, 2569123, 17983861]

約数ペア:

[(1, 17983861), (7, 2569123), (19, 946519), (23, 781907), (133, 135217), (161, 111701), (437, 41153), (3059, 5879)]