20214241936

素因数分解:

$2^4\times 7^1\times {\mathrm{349}}^1\times {\mathrm{587}}^1\times {\mathrm{881}}^1$

素因数の和:1832

約数の個数: 80

約数和(自身を含む): 45015868800

約数和(自身を除く): 24801626864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 349, 587, 698, 881, 1174, 1396, 1762, 2348, 2443, 2792, 3524, 4109, 4696, 4886, 5584, 6167, 7048, 8218, 9392, 9772, 12334, 14096, 16436, 19544, 24668, 32872, 39088, 49336, 65744, 98672, 204863, 307469, 409726, 517147, 614938, 819452, 1034294, 1229876, 1434041, 1638904, 2068588, 2152283, 2459752, 2868082, 3277808, 3620029, 4137176, 4304566, 4919504, 5736164, 7240058, 8274352, 8609132, 11472328, 14480116, 17218264, 22944656, 28960232, 34436528, 57920464, 180484303, 360968606, 721937212, 1263390121, 1443874424, 2526780242, 2887748848, 5053560484, 10107120968, 20214241936]

約数ペア:

[(1, 20214241936), (2, 10107120968), (4, 5053560484), (7, 2887748848), (8, 2526780242), (14, 1443874424), (16, 1263390121), (28, 721937212), (56, 360968606), (112, 180484303), (349, 57920464), (587, 34436528), (698, 28960232), (881, 22944656), (1174, 17218264), (1396, 14480116), (1762, 11472328), (2348, 8609132), (2443, 8274352), (2792, 7240058), (3524, 5736164), (4109, 4919504), (4696, 4304566), (4886, 4137176), (5584, 3620029), (6167, 3277808), (7048, 2868082), (8218, 2459752), (9392, 2152283), (9772, 2068588), (12334, 1638904), (14096, 1434041), (16436, 1229876), (19544, 1034294), (24668, 819452), (32872, 614938), (39088, 517147), (49336, 409726), (65744, 307469), (98672, 204863)]