20117363704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{593}}^1\times {\mathrm{727}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 39956716800

約数和(自身を除く): 19839353096

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 307, 593, 614, 727, 1186, 1228, 1454, 2372, 2456, 2908, 4744, 5816, 5833, 11267, 11666, 13813, 22534, 23332, 27626, 45068, 46664, 55252, 90136, 110504, 182051, 223189, 364102, 431111, 446378, 728204, 862222, 892756, 1456408, 1724444, 1785512, 3448888, 3458969, 4240591, 6917938, 8191109, 8481182, 13835876, 16382218, 16962364, 27671752, 32764436, 33924728, 65528872, 132351077, 264702154, 529404308, 1058808616, 2514670463, 5029340926, 10058681852, 20117363704]

約数ペア:

[(1, 20117363704), (2, 10058681852), (4, 5029340926), (8, 2514670463), (19, 1058808616), (38, 529404308), (76, 264702154), (152, 132351077), (307, 65528872), (593, 33924728), (614, 32764436), (727, 27671752), (1186, 16962364), (1228, 16382218), (1454, 13835876), (2372, 8481182), (2456, 8191109), (2908, 6917938), (4744, 4240591), (5816, 3458969), (5833, 3448888), (11267, 1785512), (11666, 1724444), (13813, 1456408), (22534, 892756), (23332, 862222), (27626, 728204), (45068, 446378), (46664, 431111), (55252, 364102), (90136, 223189), (110504, 182051)]