20779562876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{846487}}^1$

素因数の和:846546

約数の個数: 36

約数和(自身を含む): 40636502928

約数和(自身を除く): 19856940052

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 361, 646, 722, 1292, 1444, 6137, 12274, 24548, 846487, 1692974, 3385948, 14390279, 16083253, 28780558, 32166506, 57561116, 64333012, 273415301, 305581807, 546830602, 611163614, 1093661204, 1222327228, 5194890719, 10389781438, 20779562876]

約数ペア:

[(1, 20779562876), (2, 10389781438), (4, 5194890719), (17, 1222327228), (19, 1093661204), (34, 611163614), (38, 546830602), (68, 305581807), (76, 273415301), (323, 64333012), (361, 57561116), (646, 32166506), (722, 28780558), (1292, 16083253), (1444, 14390279), (6137, 3385948), (12274, 1692974), (24548, 846487)]