20174821744

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{212671}}^1$

素因数の和:212715

約数の個数: 90

約数和(自身を含む): 49980259392

約数和(自身を除く): 29805437648

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 121, 154, 176, 196, 242, 308, 392, 484, 539, 616, 784, 847, 968, 1078, 1232, 1694, 1936, 2156, 3388, 4312, 5929, 6776, 8624, 11858, 13552, 23716, 47432, 94864, 212671, 425342, 850684, 1488697, 1701368, 2339381, 2977394, 3402736, 4678762, 5954788, 9357524, 10420879, 11909576, 16375667, 18715048, 20841758, 23819152, 25733191, 32751334, 37430096, 41683516, 51466382, 65502668, 83367032, 102932764, 114629669, 131005336, 166734064, 180132337, 205865528, 229259338, 262010672, 360264674, 411731056, 458518676, 720529348, 917037352, 1260926359, 1441058696, 1834074704, 2521852718, 2882117392, 5043705436, 10087410872, 20174821744]

約数ペア:

[(1, 20174821744), (2, 10087410872), (4, 5043705436), (7, 2882117392), (8, 2521852718), (11, 1834074704), (14, 1441058696), (16, 1260926359), (22, 917037352), (28, 720529348), (44, 458518676), (49, 411731056), (56, 360264674), (77, 262010672), (88, 229259338), (98, 205865528), (112, 180132337), (121, 166734064), (154, 131005336), (176, 114629669), (196, 102932764), (242, 83367032), (308, 65502668), (392, 51466382), (484, 41683516), (539, 37430096), (616, 32751334), (784, 25733191), (847, 23819152), (968, 20841758), (1078, 18715048), (1232, 16375667), (1694, 11909576), (1936, 10420879), (2156, 9357524), (3388, 5954788), (4312, 4678762), (5929, 3402736), (6776, 2977394), (8624, 2339381), (11858, 1701368), (13552, 1488697), (23716, 850684), (47432, 425342), (94864, 212671)]