20366946

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 46256184

約数和(自身を除く): 25889238

約数列:

[1, 2, 3, 6, 9, 18, 37, 53, 74, 106, 111, 159, 222, 318, 333, 477, 577, 666, 954, 1154, 1731, 1961, 3462, 3922, 5193, 5883, 10386, 11766, 17649, 21349, 30581, 35298, 42698, 61162, 64047, 91743, 128094, 183486, 192141, 275229, 384282, 550458, 1131497, 2262994, 3394491, 6788982, 10183473, 20366946]

約数ペア:

[(1, 20366946), (2, 10183473), (3, 6788982), (6, 3394491), (9, 2262994), (18, 1131497), (37, 550458), (53, 384282), (74, 275229), (106, 192141), (111, 183486), (159, 128094), (222, 91743), (318, 64047), (333, 61162), (477, 42698), (577, 35298), (666, 30581), (954, 21349), (1154, 17649), (1731, 11766), (1961, 10386), (3462, 5883), (3922, 5193)]