20101585462

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{977}}^1\times {\mathrm{2957}}^1$

素因数の和:4021

約数の個数: 48

約数和(自身を含む): 35617680288

約数和(自身を除く): 15516094826

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 977, 994, 1954, 2957, 3479, 5914, 6839, 6958, 13678, 20699, 41398, 47873, 69367, 95746, 138734, 144893, 209947, 289786, 419894, 485569, 971138, 1469629, 2888989, 2939258, 3398983, 5777978, 6797966, 10287403, 20222923, 20574806, 40445846, 141560461, 205118219, 283120922, 410236438, 1435827533, 2871655066, 10050792731, 20101585462]

約数ペア:

[(1, 20101585462), (2, 10050792731), (7, 2871655066), (14, 1435827533), (49, 410236438), (71, 283120922), (98, 205118219), (142, 141560461), (497, 40445846), (977, 20574806), (994, 20222923), (1954, 10287403), (2957, 6797966), (3479, 5777978), (5914, 3398983), (6839, 2939258), (6958, 2888989), (13678, 1469629), (20699, 971138), (41398, 485569), (47873, 419894), (69367, 289786), (95746, 209947), (138734, 144893)]