20309278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 34771968

約数和(自身を除く): 14462690

約数列:

[1, 2, 11, 22, 31, 62, 97, 194, 307, 341, 614, 682, 1067, 2134, 3007, 3377, 6014, 6754, 9517, 19034, 29779, 33077, 59558, 66154, 104687, 209374, 327569, 655138, 923149, 1846298, 10154639, 20309278]

約数ペア:

[(1, 20309278), (2, 10154639), (11, 1846298), (22, 923149), (31, 655138), (62, 327569), (97, 209374), (194, 104687), (307, 66154), (341, 59558), (614, 33077), (682, 29779), (1067, 19034), (2134, 9517), (3007, 6754), (3377, 6014)]