20200725904

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{709}}^1\times {\mathrm{6571}}^1$

素因数の和:7559

約数の個数: 40

約数和(自身を含む): 39344723840

約数和(自身を除く): 19143997936

約数列:

[1, 2, 4, 8, 16, 271, 542, 709, 1084, 1418, 2168, 2836, 4336, 5672, 6571, 11344, 13142, 26284, 52568, 105136, 192139, 384278, 768556, 1537112, 1780741, 3074224, 3561482, 4658839, 7122964, 9317678, 14245928, 18635356, 28491856, 37270712, 74541424, 1262545369, 2525090738, 5050181476, 10100362952, 20200725904]

約数ペア:

[(1, 20200725904), (2, 10100362952), (4, 5050181476), (8, 2525090738), (16, 1262545369), (271, 74541424), (542, 37270712), (709, 28491856), (1084, 18635356), (1418, 14245928), (2168, 9317678), (2836, 7122964), (4336, 4658839), (5672, 3561482), (6571, 3074224), (11344, 1780741), (13142, 1537112), (26284, 768556), (52568, 384278), (105136, 192139)]