20161567248

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{312757}}^1$

素因数の和:312864

約数の個数: 80

約数和(自身を含む): 55846068480

約数和(自身を除く): 35684501232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 79, 102, 136, 158, 204, 237, 272, 316, 408, 474, 632, 816, 948, 1264, 1343, 1896, 2686, 3792, 4029, 5372, 8058, 10744, 16116, 21488, 32232, 64464, 312757, 625514, 938271, 1251028, 1876542, 2502056, 3753084, 5004112, 5316869, 7506168, 10633738, 15012336, 15950607, 21267476, 24707803, 31901214, 42534952, 49415606, 63802428, 74123409, 85069904, 98831212, 127604856, 148246818, 197662424, 255209712, 296493636, 395324848, 420032651, 592987272, 840065302, 1185974544, 1260097953, 1680130604, 2520195906, 3360261208, 5040391812, 6720522416, 10080783624, 20161567248]

約数ペア:

[(1, 20161567248), (2, 10080783624), (3, 6720522416), (4, 5040391812), (6, 3360261208), (8, 2520195906), (12, 1680130604), (16, 1260097953), (17, 1185974544), (24, 840065302), (34, 592987272), (48, 420032651), (51, 395324848), (68, 296493636), (79, 255209712), (102, 197662424), (136, 148246818), (158, 127604856), (204, 98831212), (237, 85069904), (272, 74123409), (316, 63802428), (408, 49415606), (474, 42534952), (632, 31901214), (816, 24707803), (948, 21267476), (1264, 15950607), (1343, 15012336), (1896, 10633738), (2686, 7506168), (3792, 5316869), (4029, 5004112), (5372, 3753084), (8058, 2502056), (10744, 1876542), (16116, 1251028), (21488, 938271), (32232, 625514), (64464, 312757)]