66887638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 109686240

約数和(自身を除く): 42798602

約数列:

[1, 2, 19, 37, 38, 74, 113, 226, 421, 703, 842, 1406, 2147, 4181, 4294, 7999, 8362, 15577, 15998, 31154, 47573, 79439, 95146, 158878, 295963, 591926, 903887, 1760201, 1807774, 3520402, 33443819, 66887638]

約数ペア:

[(1, 66887638), (2, 33443819), (19, 3520402), (37, 1807774), (38, 1760201), (74, 903887), (113, 591926), (226, 295963), (421, 158878), (703, 95146), (842, 79439), (1406, 47573), (2147, 31154), (4181, 15998), (4294, 15577), (7999, 8362)]