19386711

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 28894320

約数和(自身を除く): 9507609

約数列:

[1, 3, 9, 53, 97, 159, 291, 419, 477, 873, 1257, 3771, 5141, 15423, 22207, 40643, 46269, 66621, 121929, 199863, 365787, 2154079, 6462237, 19386711]

約数ペア:

[(1, 19386711), (3, 6462237), (9, 2154079), (53, 365787), (97, 199863), (159, 121929), (291, 66621), (419, 46269), (477, 40643), (873, 22207), (1257, 15423), (3771, 5141)]