19330155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 36481536

約数和(自身を除く): 17151381

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 173, 191, 195, 519, 573, 585, 865, 955, 1557, 1719, 2249, 2483, 2595, 2865, 6747, 7449, 7785, 8595, 11245, 12415, 20241, 22347, 33043, 33735, 37245, 99129, 101205, 111735, 165215, 297387, 429559, 495645, 1288677, 1486935, 2147795, 3866031, 6443385, 19330155]

約数ペア:

[(1, 19330155), (3, 6443385), (5, 3866031), (9, 2147795), (13, 1486935), (15, 1288677), (39, 495645), (45, 429559), (65, 297387), (117, 165215), (173, 111735), (191, 101205), (195, 99129), (519, 37245), (573, 33735), (585, 33043), (865, 22347), (955, 20241), (1557, 12415), (1719, 11245), (2249, 8595), (2483, 7785), (2595, 7449), (2865, 6747)]