18786938

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{13477}}^1$

素因数の和:13537

約数の個数: 16

約数和(自身を含む): 30568104

約数和(自身を除く): 11781166

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 13477, 26954, 229109, 458218, 552557, 1105114, 9393469, 18786938]

約数ペア:

[(1, 18786938), (2, 9393469), (17, 1105114), (34, 552557), (41, 458218), (82, 229109), (697, 26954), (1394, 13477)]