20565738776

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:961

約数の個数: 128

約数和(自身を含む): 45021657600

約数和(自身を除く): 24455918824

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 101, 152, 193, 202, 209, 386, 404, 418, 631, 772, 808, 836, 1111, 1262, 1544, 1672, 1919, 2123, 2222, 2524, 3667, 3838, 4246, 4444, 5048, 6941, 7334, 7676, 8492, 8888, 11989, 13882, 14668, 15352, 16984, 19493, 21109, 23978, 27764, 29336, 38986, 40337, 42218, 47956, 55528, 63731, 77972, 80674, 84436, 95912, 121783, 127462, 131879, 155944, 161348, 168872, 214423, 243566, 254924, 263758, 322696, 370367, 428846, 487132, 509848, 527516, 701041, 740734, 857692, 974264, 1055032, 1210889, 1339613, 1402082, 1481468, 1715384, 2313877, 2421778, 2679226, 2804164, 2962936, 4074037, 4627754, 4843556, 5358452, 5608328, 8148074, 9255508, 9687112, 10716904, 12300083, 13319779, 16296148, 18511016, 24600166, 25452647, 26639558, 32592296, 49200332, 50905294, 53279116, 98400664, 101810588, 106558232, 135300913, 203621176, 233701577, 270601826, 467403154, 541203652, 934806308, 1082407304, 1869612616, 2570717347, 5141434694, 10282869388, 20565738776]

約数ペア:

[(1, 20565738776), (2, 10282869388), (4, 5141434694), (8, 2570717347), (11, 1869612616), (19, 1082407304), (22, 934806308), (38, 541203652), (44, 467403154), (76, 270601826), (88, 233701577), (101, 203621176), (152, 135300913), (193, 106558232), (202, 101810588), (209, 98400664), (386, 53279116), (404, 50905294), (418, 49200332), (631, 32592296), (772, 26639558), (808, 25452647), (836, 24600166), (1111, 18511016), (1262, 16296148), (1544, 13319779), (1672, 12300083), (1919, 10716904), (2123, 9687112), (2222, 9255508), (2524, 8148074), (3667, 5608328), (3838, 5358452), (4246, 4843556), (4444, 4627754), (5048, 4074037), (6941, 2962936), (7334, 2804164), (7676, 2679226), (8492, 2421778), (8888, 2313877), (11989, 1715384), (13882, 1481468), (14668, 1402082), (15352, 1339613), (16984, 1210889), (19493, 1055032), (21109, 974264), (23978, 857692), (27764, 740734), (29336, 701041), (38986, 527516), (40337, 509848), (42218, 487132), (47956, 428846), (55528, 370367), (63731, 322696), (77972, 263758), (80674, 254924), (84436, 243566), (95912, 214423), (121783, 168872), (127462, 161348), (131879, 155944)]