1899900928

素因数分解:

$2^{12}\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 104

約数和(自身を含む): 3963133440

約数和(自身を除く): 2063232512

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 71, 94, 128, 139, 142, 188, 256, 278, 284, 376, 512, 556, 568, 752, 1024, 1112, 1136, 1504, 2048, 2224, 2272, 3008, 3337, 4096, 4448, 4544, 6016, 6533, 6674, 8896, 9088, 9869, 12032, 13066, 13348, 17792, 18176, 19738, 24064, 26132, 26696, 35584, 36352, 39476, 48128, 52264, 53392, 71168, 72704, 78952, 96256, 104528, 106784, 142336, 145408, 157904, 192512, 209056, 213568, 284672, 290816, 315808, 418112, 427136, 463843, 569344, 631616, 836224, 854272, 927686, 1263232, 1672448, 1708544, 1855372, 2526464, 3344896, 3417088, 3710744, 5052928, 6689792, 6834176, 7421488, 10105856, 13379584, 13668352, 14842976, 20211712, 26759168, 29685952, 40423424, 59371904, 118743808, 237487616, 474975232, 949950464, 1899900928]

約数ペア:

[(1, 1899900928), (2, 949950464), (4, 474975232), (8, 237487616), (16, 118743808), (32, 59371904), (47, 40423424), (64, 29685952), (71, 26759168), (94, 20211712), (128, 14842976), (139, 13668352), (142, 13379584), (188, 10105856), (256, 7421488), (278, 6834176), (284, 6689792), (376, 5052928), (512, 3710744), (556, 3417088), (568, 3344896), (752, 2526464), (1024, 1855372), (1112, 1708544), (1136, 1672448), (1504, 1263232), (2048, 927686), (2224, 854272), (2272, 836224), (3008, 631616), (3337, 569344), (4096, 463843), (4448, 427136), (4544, 418112), (6016, 315808), (6533, 290816), (6674, 284672), (8896, 213568), (9088, 209056), (9869, 192512), (12032, 157904), (13066, 145408), (13348, 142336), (17792, 106784), (18176, 104528), (19738, 96256), (24064, 78952), (26132, 72704), (26696, 71168), (35584, 53392), (36352, 52264), (39476, 48128)]