191997218

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{21803}}^1$

素因数の和:21866

約数の個数: 32

約数和(自身を含む): 357934464

約数和(自身を除く): 165937246

約数列:

[1, 2, 7, 14, 17, 34, 37, 74, 119, 238, 259, 518, 629, 1258, 4403, 8806, 21803, 43606, 152621, 305242, 370651, 741302, 806711, 1613422, 2594557, 5189114, 5646977, 11293954, 13714087, 27428174, 95998609, 191997218]

約数ペア:

[(1, 191997218), (2, 95998609), (7, 27428174), (14, 13714087), (17, 11293954), (34, 5646977), (37, 5189114), (74, 2594557), (119, 1613422), (238, 806711), (259, 741302), (518, 370651), (629, 305242), (1258, 152621), (4403, 43606), (8806, 21803)]