20953078384

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{44939}}^1$

素因数の和:45158

約数の個数: 80

約数和(自身を含む): 48681884160

約数和(自身を除く): 27728805776

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 181, 184, 322, 362, 368, 644, 724, 1267, 1288, 1448, 2534, 2576, 2896, 4163, 5068, 8326, 10136, 16652, 20272, 29141, 33304, 44939, 58282, 66608, 89878, 116564, 179756, 233128, 314573, 359512, 466256, 629146, 719024, 1033597, 1258292, 2067194, 2516584, 4134388, 5033168, 7235179, 8133959, 8268776, 14470358, 16267918, 16537552, 28940716, 32535836, 56937713, 57881432, 65071672, 113875426, 115762864, 130143344, 187081057, 227750852, 374162114, 455501704, 748324228, 911003408, 1309567399, 1496648456, 2619134798, 2993296912, 5238269596, 10476539192, 20953078384]

約数ペア:

[(1, 20953078384), (2, 10476539192), (4, 5238269596), (7, 2993296912), (8, 2619134798), (14, 1496648456), (16, 1309567399), (23, 911003408), (28, 748324228), (46, 455501704), (56, 374162114), (92, 227750852), (112, 187081057), (161, 130143344), (181, 115762864), (184, 113875426), (322, 65071672), (362, 57881432), (368, 56937713), (644, 32535836), (724, 28940716), (1267, 16537552), (1288, 16267918), (1448, 14470358), (2534, 8268776), (2576, 8133959), (2896, 7235179), (4163, 5033168), (5068, 4134388), (8326, 2516584), (10136, 2067194), (16652, 1258292), (20272, 1033597), (29141, 719024), (33304, 629146), (44939, 466256), (58282, 359512), (66608, 314573), (89878, 233128), (116564, 179756)]