3968368

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{1259}}^1$

素因数の和:1464

約数の個数: 20

約数和(自身を含む): 7733880

約数和(自身を除く): 3765512

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1259, 1576, 2518, 3152, 5036, 10072, 20144, 248023, 496046, 992092, 1984184, 3968368]

約数ペア:

[(1, 3968368), (2, 1984184), (4, 992092), (8, 496046), (16, 248023), (197, 20144), (394, 10072), (788, 5036), (1259, 3152), (1576, 2518)]