18015646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19973}}^1$

素因数の和:20027

約数の個数: 16

約数和(自身を含む): 30200688

約数和(自身を除く): 12185042

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 19973, 39946, 219703, 439406, 818893, 1637786, 9007823, 18015646]

約数ペア:

[(1, 18015646), (2, 9007823), (11, 1637786), (22, 818893), (41, 439406), (82, 219703), (451, 39946), (902, 19973)]