254276144

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{191473}}^1$

素因数の和:191564

約数の個数: 20

約数和(自身を含む): 498598296

約数和(自身を除く): 244322152

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 191473, 382946, 765892, 1531784, 3063568, 15892259, 31784518, 63569036, 127138072, 254276144]

約数ペア:

[(1, 254276144), (2, 127138072), (4, 63569036), (8, 31784518), (16, 15892259), (83, 3063568), (166, 1531784), (332, 765892), (664, 382946), (1328, 191473)]