66195152

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{21001}}^1$

素因数の和:21206

約数の個数: 20

約数和(自身を含む): 128910276

約数和(自身を除く): 62715124

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 21001, 42002, 84004, 168008, 336016, 4137197, 8274394, 16548788, 33097576, 66195152]

約数ペア:

[(1, 66195152), (2, 33097576), (4, 16548788), (8, 8274394), (16, 4137197), (197, 336016), (394, 168008), (788, 84004), (1576, 42002), (3152, 21001)]