19322793

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{643}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 33663168

約数和(自身を除く): 14340375

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 643, 1113, 1431, 1929, 3339, 4293, 4501, 5787, 10017, 13503, 17361, 30051, 34079, 40509, 52083, 102237, 121527, 238553, 306711, 364581, 715659, 920133, 2146977, 2760399, 6440931, 19322793]

約数ペア:

[(1, 19322793), (3, 6440931), (7, 2760399), (9, 2146977), (21, 920133), (27, 715659), (53, 364581), (63, 306711), (81, 238553), (159, 121527), (189, 102237), (371, 52083), (477, 40509), (567, 34079), (643, 30051), (1113, 17361), (1431, 13503), (1929, 10017), (3339, 5787), (4293, 4501)]