20199083685

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^2\times {\mathrm{809}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 35391142080

約数和(自身を除く): 15192058395

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 389, 809, 1167, 1945, 2427, 4045, 4279, 5835, 8899, 12135, 12837, 21395, 26697, 44495, 64185, 133485, 151321, 314701, 453963, 756605, 944103, 1573505, 1664531, 2269815, 3461711, 4720515, 4993593, 8322655, 10385133, 17308555, 24967965, 51925665, 122418689, 367256067, 612093445, 1346605579, 1836280335, 4039816737, 6733027895, 20199083685]

約数ペア:

[(1, 20199083685), (3, 6733027895), (5, 4039816737), (11, 1836280335), (15, 1346605579), (33, 612093445), (55, 367256067), (165, 122418689), (389, 51925665), (809, 24967965), (1167, 17308555), (1945, 10385133), (2427, 8322655), (4045, 4993593), (4279, 4720515), (5835, 3461711), (8899, 2269815), (12135, 1664531), (12837, 1573505), (21395, 944103), (26697, 756605), (44495, 453963), (64185, 314701), (133485, 151321)]