20433465

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3881}}^1$

素因数の和:3911

約数の個数: 40

約数和(自身を含む): 39456648

約数和(自身を除く): 19023183

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 3881, 5265, 11643, 19405, 34929, 50453, 58215, 104787, 151359, 174645, 252265, 314361, 454077, 523935, 756795, 1362231, 1571805, 2270385, 4086693, 6811155, 20433465]

約数ペア:

[(1, 20433465), (3, 6811155), (5, 4086693), (9, 2270385), (13, 1571805), (15, 1362231), (27, 756795), (39, 523935), (45, 454077), (65, 314361), (81, 252265), (117, 174645), (135, 151359), (195, 104787), (351, 58215), (405, 50453), (585, 34929), (1053, 19405), (1755, 11643), (3881, 5265)]