18453659

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1879}}^1$

素因数の和:1970

約数の個数: 16

約数和(自身を含む): 22379520

約数和(自身を除く): 3925861

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1879, 9821, 13153, 43217, 114619, 302519, 802333, 2636237, 18453659]

約数ペア:

[(1, 18453659), (7, 2636237), (23, 802333), (61, 302519), (161, 114619), (427, 43217), (1403, 13153), (1879, 9821)]