18904131

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{11867}}^1$

素因数の和:11935

約数の個数: 16

約数和(自身を含む): 28483200

約数和(自身を除く): 9579069

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 11867, 35601, 106803, 320409, 700153, 2100459, 6301377, 18904131]

約数ペア:

[(1, 18904131), (3, 6301377), (9, 2100459), (27, 700153), (59, 320409), (177, 106803), (531, 35601), (1593, 11867)]