20316105

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26557}}^1$

素因数の和:26585

約数の個数: 24

約数和(自身を含む): 37287432

約数和(自身を除く): 16971327

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26557, 79671, 132785, 239013, 398355, 451469, 1195065, 1354407, 2257345, 4063221, 6772035, 20316105]

約数ペア:

[(1, 20316105), (3, 6772035), (5, 4063221), (9, 2257345), (15, 1354407), (17, 1195065), (45, 451469), (51, 398355), (85, 239013), (153, 132785), (255, 79671), (765, 26557)]