20344517072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1\times {\mathrm{4969}}^1$

素因数の和:5572

約数の個数: 80

約数和(自身を含む): 44091136320

約数和(自身を除く): 23746619248

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 541, 688, 946, 1082, 1892, 2164, 3784, 4328, 4969, 5951, 7568, 8656, 9938, 11902, 19876, 23263, 23804, 39752, 46526, 47608, 54659, 79504, 93052, 95216, 109318, 186104, 213667, 218636, 255893, 372208, 427334, 437272, 511786, 854668, 874544, 1023572, 1709336, 2047144, 2350337, 2688229, 3418672, 4094288, 4700674, 5376458, 9401348, 10752916, 18802696, 21505832, 29570519, 37605392, 43011664, 59141038, 115593847, 118282076, 231187694, 236564152, 462375388, 473128304, 924750776, 1271532317, 1849501552, 2543064634, 5086129268, 10172258536, 20344517072]

約数ペア:

[(1, 20344517072), (2, 10172258536), (4, 5086129268), (8, 2543064634), (11, 1849501552), (16, 1271532317), (22, 924750776), (43, 473128304), (44, 462375388), (86, 236564152), (88, 231187694), (172, 118282076), (176, 115593847), (344, 59141038), (473, 43011664), (541, 37605392), (688, 29570519), (946, 21505832), (1082, 18802696), (1892, 10752916), (2164, 9401348), (3784, 5376458), (4328, 4700674), (4969, 4094288), (5951, 3418672), (7568, 2688229), (8656, 2350337), (9938, 2047144), (11902, 1709336), (19876, 1023572), (23263, 874544), (23804, 854668), (39752, 511786), (46526, 437272), (47608, 427334), (54659, 372208), (79504, 255893), (93052, 218636), (95216, 213667), (109318, 186104)]