20117180853

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{44729}}^1$

素因数の和:44823

約数の個数: 72

約数和(自身を含む): 37122321600

約数和(自身を除く): 17005140747

約数列:

[1, 3, 7, 9, 11, 21, 33, 59, 63, 77, 99, 121, 177, 231, 363, 413, 531, 649, 693, 847, 1089, 1239, 1947, 2541, 3717, 4543, 5841, 7139, 7623, 13629, 21417, 40887, 44729, 49973, 64251, 134187, 149919, 313103, 402561, 449757, 492019, 939309, 1476057, 2639011, 2817927, 3444133, 4428171, 5412209, 7917033, 10332399, 16236627, 18473077, 23751099, 29029121, 30997197, 37885463, 48709881, 55419231, 87087363, 113656389, 166257693, 203203847, 261262089, 319320331, 340969167, 609611541, 957960993, 1828834623, 2235242317, 2873882979, 6705726951, 20117180853]

約数ペア:

[(1, 20117180853), (3, 6705726951), (7, 2873882979), (9, 2235242317), (11, 1828834623), (21, 957960993), (33, 609611541), (59, 340969167), (63, 319320331), (77, 261262089), (99, 203203847), (121, 166257693), (177, 113656389), (231, 87087363), (363, 55419231), (413, 48709881), (531, 37885463), (649, 30997197), (693, 29029121), (847, 23751099), (1089, 18473077), (1239, 16236627), (1947, 10332399), (2541, 7917033), (3717, 5412209), (4543, 4428171), (5841, 3444133), (7139, 2817927), (7623, 2639011), (13629, 1476057), (21417, 939309), (40887, 492019), (44729, 449757), (49973, 402561), (64251, 313103), (134187, 149919)]