178819982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{1021}}^1$

素因数の和:1472

約数の個数: 32

約数和(自身を含む): 309052800

約数和(自身を除く): 130232818

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 419, 838, 1021, 2042, 4609, 7961, 9218, 11231, 15922, 19399, 22462, 38798, 87571, 175142, 213389, 426778, 427799, 855598, 4705789, 8128181, 9411578, 16256362, 89409991, 178819982]

約数ペア:

[(1, 178819982), (2, 89409991), (11, 16256362), (19, 9411578), (22, 8128181), (38, 4705789), (209, 855598), (418, 427799), (419, 426778), (838, 213389), (1021, 175142), (2042, 87571), (4609, 38798), (7961, 22462), (9218, 19399), (11231, 15922)]