19888244992

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43867}}^1$

素因数の和:43924

約数の個数: 144

約数和(自身を含む): 51647726592

約数和(自身を除く): 31759481600

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 128, 154, 161, 176, 184, 224, 253, 256, 308, 322, 352, 368, 448, 506, 616, 644, 704, 736, 896, 1012, 1232, 1288, 1408, 1472, 1771, 1792, 2024, 2464, 2576, 2816, 2944, 3542, 4048, 4928, 5152, 5888, 7084, 8096, 9856, 10304, 14168, 16192, 19712, 20608, 28336, 32384, 41216, 43867, 56672, 64768, 87734, 113344, 175468, 226688, 307069, 350936, 453376, 482537, 614138, 701872, 965074, 1008941, 1228276, 1403744, 1930148, 2017882, 2456552, 2807488, 3377759, 3860296, 4035764, 4913104, 5614976, 6755518, 7062587, 7720592, 8071528, 9826208, 11098351, 11229952, 13511036, 14125174, 15441184, 16143056, 19652416, 22196702, 27022072, 28250348, 30882368, 32286112, 39304832, 44393404, 54044144, 56500696, 61764736, 64572224, 77688457, 78609664, 88786808, 108088288, 113001392, 123529472, 129144448, 155376914, 177573616, 216176576, 226002784, 258288896, 310753828, 355147232, 432353152, 452005568, 621507656, 710294464, 864706304, 904011136, 1243015312, 1420588928, 1808022272, 2486030624, 2841177856, 4972061248, 9944122496, 19888244992]

約数ペア:

[(1, 19888244992), (2, 9944122496), (4, 4972061248), (7, 2841177856), (8, 2486030624), (11, 1808022272), (14, 1420588928), (16, 1243015312), (22, 904011136), (23, 864706304), (28, 710294464), (32, 621507656), (44, 452005568), (46, 432353152), (56, 355147232), (64, 310753828), (77, 258288896), (88, 226002784), (92, 216176576), (112, 177573616), (128, 155376914), (154, 129144448), (161, 123529472), (176, 113001392), (184, 108088288), (224, 88786808), (253, 78609664), (256, 77688457), (308, 64572224), (322, 61764736), (352, 56500696), (368, 54044144), (448, 44393404), (506, 39304832), (616, 32286112), (644, 30882368), (704, 28250348), (736, 27022072), (896, 22196702), (1012, 19652416), (1232, 16143056), (1288, 15441184), (1408, 14125174), (1472, 13511036), (1771, 11229952), (1792, 11098351), (2024, 9826208), (2464, 8071528), (2576, 7720592), (2816, 7062587), (2944, 6755518), (3542, 5614976), (4048, 4913104), (4928, 4035764), (5152, 3860296), (5888, 3377759), (7084, 2807488), (8096, 2456552), (9856, 2017882), (10304, 1930148), (14168, 1403744), (16192, 1228276), (19712, 1008941), (20608, 965074), (28336, 701872), (32384, 614138), (41216, 482537), (43867, 453376), (56672, 350936), (64768, 307069), (87734, 226688), (113344, 175468)]