18867076

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:916

約数の個数: 36

約数和(自身を含む): 36962800

約数和(自身を除く): 18095724

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 289, 323, 578, 646, 859, 1156, 1292, 1718, 3436, 5491, 10982, 14603, 16321, 21964, 29206, 32642, 58412, 65284, 248251, 277457, 496502, 554914, 993004, 1109828, 4716769, 9433538, 18867076]

約数ペア:

[(1, 18867076), (2, 9433538), (4, 4716769), (17, 1109828), (19, 993004), (34, 554914), (38, 496502), (68, 277457), (76, 248251), (289, 65284), (323, 58412), (578, 32642), (646, 29206), (859, 21964), (1156, 16321), (1292, 14603), (1718, 10982), (3436, 5491)]