19553451

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 29177280

約数和(自身を除く): 9623829

約数列:

[1, 3, 17, 19, 51, 57, 289, 323, 867, 969, 1187, 3561, 5491, 16473, 20179, 22553, 60537, 67659, 343043, 383401, 1029129, 1150203, 6517817, 19553451]

約数ペア:

[(1, 19553451), (3, 6517817), (17, 1150203), (19, 1029129), (51, 383401), (57, 343043), (289, 67659), (323, 60537), (867, 22553), (969, 20179), (1187, 16473), (3561, 5491)]