66990128

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{113159}}^1$

素因数の和:113204

約数の個数: 20

約数和(自身を含む): 133302480

約数和(自身を除く): 66312352

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 113159, 226318, 452636, 905272, 1810544, 4186883, 8373766, 16747532, 33495064, 66990128]

約数ペア:

[(1, 66990128), (2, 33495064), (4, 16747532), (8, 8373766), (16, 4186883), (37, 1810544), (74, 905272), (148, 452636), (296, 226318), (592, 113159)]