19258245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{809}}^1$

素因数の和:866

約数の個数: 36

約数和(自身を含む): 34938540

約数和(自身を除く): 15680295

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 529, 809, 1035, 1587, 2427, 2645, 4045, 4761, 7281, 7935, 12135, 18607, 23805, 36405, 55821, 93035, 167463, 279105, 427961, 837315, 1283883, 2139805, 3851649, 6419415, 19258245]

約数ペア:

[(1, 19258245), (3, 6419415), (5, 3851649), (9, 2139805), (15, 1283883), (23, 837315), (45, 427961), (69, 279105), (115, 167463), (207, 93035), (345, 55821), (529, 36405), (809, 23805), (1035, 18607), (1587, 12135), (2427, 7935), (2645, 7281), (4045, 4761)]