18415278

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{20879}}^1$

素因数の和:20901

約数の個数: 36

約数和(自身を含む): 46416240

約数和(自身を除く): 28000962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 20879, 41758, 62637, 125274, 146153, 187911, 292306, 375822, 438459, 876918, 1023071, 1315377, 2046142, 2630754, 3069213, 6138426, 9207639, 18415278]

約数ペア:

[(1, 18415278), (2, 9207639), (3, 6138426), (6, 3069213), (7, 2630754), (9, 2046142), (14, 1315377), (18, 1023071), (21, 876918), (42, 438459), (49, 375822), (63, 292306), (98, 187911), (126, 146153), (147, 125274), (294, 62637), (441, 41758), (882, 20879)]