20681917092

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{44087}}^1$

素因数の和:44337

約数の個数: 72

約数和(自身を含む): 53247370176

約数和(自身を除く): 32565453084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 157, 166, 249, 314, 332, 471, 498, 628, 747, 942, 996, 1413, 1494, 1884, 2826, 2988, 5652, 13031, 26062, 39093, 44087, 52124, 78186, 88174, 117279, 132261, 156372, 176348, 234558, 264522, 396783, 469116, 529044, 793566, 1587132, 3659221, 6921659, 7318442, 10977663, 13843318, 14636884, 20764977, 21955326, 27686636, 32932989, 41529954, 43910652, 62294931, 65865978, 83059908, 124589862, 131731956, 249179724, 574497697, 1148995394, 1723493091, 2297990788, 3446986182, 5170479273, 6893972364, 10340958546, 20681917092]

約数ペア:

[(1, 20681917092), (2, 10340958546), (3, 6893972364), (4, 5170479273), (6, 3446986182), (9, 2297990788), (12, 1723493091), (18, 1148995394), (36, 574497697), (83, 249179724), (157, 131731956), (166, 124589862), (249, 83059908), (314, 65865978), (332, 62294931), (471, 43910652), (498, 41529954), (628, 32932989), (747, 27686636), (942, 21955326), (996, 20764977), (1413, 14636884), (1494, 13843318), (1884, 10977663), (2826, 7318442), (2988, 6921659), (5652, 3659221), (13031, 1587132), (26062, 793566), (39093, 529044), (44087, 469116), (52124, 396783), (78186, 264522), (88174, 234558), (117279, 176348), (132261, 156372)]