20658600064

素因数分解:

$2^7\times {\mathrm{167}}^1\times {\mathrm{966439}}^1$

素因数の和:966620

約数の個数: 32

約数和(自身を含む): 41402289600

約数和(自身を除く): 20743689536

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 334, 668, 1336, 2672, 5344, 10688, 21376, 966439, 1932878, 3865756, 7731512, 15463024, 30926048, 61852096, 123704192, 161395313, 322790626, 645581252, 1291162504, 2582325008, 5164650016, 10329300032, 20658600064]

約数ペア:

[(1, 20658600064), (2, 10329300032), (4, 5164650016), (8, 2582325008), (16, 1291162504), (32, 645581252), (64, 322790626), (128, 161395313), (167, 123704192), (334, 61852096), (668, 30926048), (1336, 15463024), (2672, 7731512), (5344, 3865756), (10688, 1932878), (21376, 966439)]