19307295

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20431}}^1$

素因数の和:20452

約数の個数: 32

約数和(自身を含む): 39229440

約数和(自身を除く): 19922145

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20431, 61293, 102155, 143017, 183879, 306465, 429051, 551637, 715085, 919395, 1287153, 2145255, 2758185, 3861459, 6435765, 19307295]

約数ペア:

[(1, 19307295), (3, 6435765), (5, 3861459), (7, 2758185), (9, 2145255), (15, 1287153), (21, 919395), (27, 715085), (35, 551637), (45, 429051), (63, 306465), (105, 183879), (135, 143017), (189, 102155), (315, 61293), (945, 20431)]