18979587

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4079}}^1$

素因数の和:4143

約数の個数: 24

約数和(自身を含む): 30551040

約数和(自身を除く): 11571453

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4079, 4653, 12237, 36711, 44869, 134607, 191713, 403821, 575139, 1725417, 2108843, 6326529, 18979587]

約数ペア:

[(1, 18979587), (3, 6326529), (9, 2108843), (11, 1725417), (33, 575139), (47, 403821), (99, 191713), (141, 134607), (423, 44869), (517, 36711), (1551, 12237), (4079, 4653)]