20181249

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10729}}^1$

素因数の和:10765

約数の個数: 24

約数和(自身を含む): 33477600

約数和(自身を除く): 13296351

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 10729, 32187, 96561, 118019, 203851, 354057, 611553, 1062171, 1834659, 2242361, 6727083, 20181249]

約数ペア:

[(1, 20181249), (3, 6727083), (9, 2242361), (11, 1834659), (19, 1062171), (33, 611553), (57, 354057), (99, 203851), (171, 118019), (209, 96561), (627, 32187), (1881, 10729)]