20123961084

素因数分解:

$2^2\times 3^4\times {\mathrm{461}}^1\times {\mathrm{134731}}^1$

素因数の和:135208

約数の個数: 60

約数和(自身を含む): 52722517848

約数和(自身を除く): 32598556764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 461, 922, 1383, 1844, 2766, 4149, 5532, 8298, 12447, 16596, 24894, 37341, 49788, 74682, 134731, 149364, 269462, 404193, 538924, 808386, 1212579, 1616772, 2425158, 3637737, 4850316, 7275474, 10913211, 14550948, 21826422, 43652844, 62110991, 124221982, 186332973, 248443964, 372665946, 558998919, 745331892, 1117997838, 1676996757, 2235995676, 3353993514, 5030990271, 6707987028, 10061980542, 20123961084]

約数ペア:

[(1, 20123961084), (2, 10061980542), (3, 6707987028), (4, 5030990271), (6, 3353993514), (9, 2235995676), (12, 1676996757), (18, 1117997838), (27, 745331892), (36, 558998919), (54, 372665946), (81, 248443964), (108, 186332973), (162, 124221982), (324, 62110991), (461, 43652844), (922, 21826422), (1383, 14550948), (1844, 10913211), (2766, 7275474), (4149, 4850316), (5532, 3637737), (8298, 2425158), (12447, 1616772), (16596, 1212579), (24894, 808386), (37341, 538924), (49788, 404193), (74682, 269462), (134731, 149364)]