20508738615

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1\times {\mathrm{4283}}^1$

素因数の和:5488

約数の個数: 48

約数和(自身を含む): 35956091808

約数和(自身を除く): 15447353193

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 1097, 1455, 3291, 4283, 4365, 5485, 9873, 12849, 16455, 21415, 38547, 49365, 64245, 106409, 192735, 319227, 415451, 532045, 957681, 1246353, 1596135, 2077255, 3739059, 4698451, 4788405, 6231765, 14095353, 18695295, 23492255, 42286059, 70476765, 211430295, 455749747, 1367249241, 2278748735, 4101747723, 6836246205, 20508738615]

約数ペア:

[(1, 20508738615), (3, 6836246205), (5, 4101747723), (9, 2278748735), (15, 1367249241), (45, 455749747), (97, 211430295), (291, 70476765), (485, 42286059), (873, 23492255), (1097, 18695295), (1455, 14095353), (3291, 6231765), (4283, 4788405), (4365, 4698451), (5485, 3739059), (9873, 2077255), (12849, 1596135), (16455, 1246353), (21415, 957681), (38547, 532045), (49365, 415451), (64245, 319227), (106409, 192735)]