20118996828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11405327}}^1$

素因数の和:11405351

約数の個数: 54

約数和(自身を含む): 59159436336

約数和(自身を除く): 39040439508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11405327, 22810654, 34215981, 45621308, 68431962, 79837289, 102647943, 136863924, 159674578, 205295886, 239511867, 319349156, 410591772, 479023734, 558861023, 718535601, 958047468, 1117722046, 1437071202, 1676583069, 2235444092, 2874142404, 3353166138, 5029749207, 6706332276, 10059498414, 20118996828]

約数ペア:

[(1, 20118996828), (2, 10059498414), (3, 6706332276), (4, 5029749207), (6, 3353166138), (7, 2874142404), (9, 2235444092), (12, 1676583069), (14, 1437071202), (18, 1117722046), (21, 958047468), (28, 718535601), (36, 558861023), (42, 479023734), (49, 410591772), (63, 319349156), (84, 239511867), (98, 205295886), (126, 159674578), (147, 136863924), (196, 102647943), (252, 79837289), (294, 68431962), (441, 45621308), (588, 34215981), (882, 22810654), (1764, 11405327)]