18877227

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{4637}}^1$

素因数の和:4722

約数の個数: 16

約数和(自身を含む): 26714880

約数和(自身を除く): 7837653

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 4637, 13911, 106651, 273583, 319953, 820749, 6292409, 18877227]

約数ペア:

[(1, 18877227), (3, 6292409), (23, 820749), (59, 319953), (69, 273583), (177, 106651), (1357, 13911), (4071, 4637)]