20216097

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5519}}^1$

素因数の和:5573

約数の個数: 24

約数和(自身を含む): 32722560

約数和(自身を除く): 12506463

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5519, 16557, 49671, 60709, 182127, 204203, 546381, 612609, 1837827, 2246233, 6738699, 20216097]

約数ペア:

[(1, 20216097), (3, 6738699), (9, 2246233), (11, 1837827), (33, 612609), (37, 546381), (99, 204203), (111, 182127), (333, 60709), (407, 49671), (1221, 16557), (3663, 5519)]