20199782176

素因数分解:

$2^5\times 7^1\times {\mathrm{373}}^1\times {\mathrm{419}}^1\times {\mathrm{577}}^1$

素因数の和:1386

約数の個数: 96

約数和(自身を含む): 45759288960

約数和(自身を除く): 25559506784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 373, 419, 577, 746, 838, 1154, 1492, 1676, 2308, 2611, 2933, 2984, 3352, 4039, 4616, 5222, 5866, 5968, 6704, 8078, 9232, 10444, 11732, 11936, 13408, 16156, 18464, 20888, 23464, 32312, 41776, 46928, 64624, 83552, 93856, 129248, 156287, 215221, 241763, 312574, 430442, 483526, 625148, 860884, 967052, 1094009, 1250296, 1506547, 1692341, 1721768, 1934104, 2188018, 2500592, 3013094, 3384682, 3443536, 3868208, 4376036, 5001184, 6026188, 6769364, 6887072, 7736416, 8752072, 12052376, 13538728, 17504144, 24104752, 27077456, 35008288, 48209504, 54154912, 90177599, 180355198, 360710396, 631243193, 721420792, 1262486386, 1442841584, 2524972772, 2885683168, 5049945544, 10099891088, 20199782176]

約数ペア:

[(1, 20199782176), (2, 10099891088), (4, 5049945544), (7, 2885683168), (8, 2524972772), (14, 1442841584), (16, 1262486386), (28, 721420792), (32, 631243193), (56, 360710396), (112, 180355198), (224, 90177599), (373, 54154912), (419, 48209504), (577, 35008288), (746, 27077456), (838, 24104752), (1154, 17504144), (1492, 13538728), (1676, 12052376), (2308, 8752072), (2611, 7736416), (2933, 6887072), (2984, 6769364), (3352, 6026188), (4039, 5001184), (4616, 4376036), (5222, 3868208), (5866, 3443536), (5968, 3384682), (6704, 3013094), (8078, 2500592), (9232, 2188018), (10444, 1934104), (11732, 1721768), (11936, 1692341), (13408, 1506547), (16156, 1250296), (18464, 1094009), (20888, 967052), (23464, 860884), (32312, 625148), (41776, 483526), (46928, 430442), (64624, 312574), (83552, 241763), (93856, 215221), (129248, 156287)]