20190129136

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{2621}}^1\times {\mathrm{6781}}^1$

素因数の和:9481

約数の個数: 40

約数和(自身を含む): 39690325728

約数和(自身を除く): 19500196592

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 2621, 5242, 6781, 10484, 13562, 20968, 27124, 41936, 54248, 108496, 186091, 372182, 481451, 744364, 962902, 1488728, 1925804, 2977456, 3851608, 7703216, 17773001, 35546002, 71092004, 142184008, 284368016, 1261883071, 2523766142, 5047532284, 10095064568, 20190129136]

約数ペア:

[(1, 20190129136), (2, 10095064568), (4, 5047532284), (8, 2523766142), (16, 1261883071), (71, 284368016), (142, 142184008), (284, 71092004), (568, 35546002), (1136, 17773001), (2621, 7703216), (5242, 3851608), (6781, 2977456), (10484, 1925804), (13562, 1488728), (20968, 962902), (27124, 744364), (41936, 481451), (54248, 372182), (108496, 186091)]