67388668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{28603}}^1$

素因数の和:28657

約数の個数: 24

約数和(自身を含む): 128145920

約数和(自身を除く): 60757252

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 28603, 57206, 114412, 543457, 886693, 1086914, 1773386, 2173828, 3546772, 16847167, 33694334, 67388668]

約数ペア:

[(1, 67388668), (2, 33694334), (4, 16847167), (19, 3546772), (31, 2173828), (38, 1773386), (62, 1086914), (76, 886693), (124, 543457), (589, 114412), (1178, 57206), (2356, 28603)]