20543796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6271}}^1$

素因数の和:6301

約数の個数: 72

約数和(自身を含む): 63924224

約数和(自身を除く): 43380428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6271, 12542, 18813, 25084, 37626, 43897, 56439, 75252, 81523, 87794, 112878, 131691, 163046, 175588, 225756, 244569, 263382, 326092, 395073, 489138, 526764, 570661, 733707, 790146, 978276, 1141322, 1467414, 1580292, 1711983, 2282644, 2934828, 3423966, 5135949, 6847932, 10271898, 20543796]

約数ペア:

[(1, 20543796), (2, 10271898), (3, 6847932), (4, 5135949), (6, 3423966), (7, 2934828), (9, 2282644), (12, 1711983), (13, 1580292), (14, 1467414), (18, 1141322), (21, 978276), (26, 790146), (28, 733707), (36, 570661), (39, 526764), (42, 489138), (52, 395073), (63, 326092), (78, 263382), (84, 244569), (91, 225756), (117, 175588), (126, 163046), (156, 131691), (182, 112878), (234, 87794), (252, 81523), (273, 75252), (364, 56439), (468, 43897), (546, 37626), (819, 25084), (1092, 18813), (1638, 12542), (3276, 6271)]