31989616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{105229}}^1$

素因数の和:105256

約数の個数: 20

約数和(自身を含む): 65242600

約数和(自身を除く): 33252984

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 105229, 210458, 420916, 841832, 1683664, 1999351, 3998702, 7997404, 15994808, 31989616]

約数ペア:

[(1, 31989616), (2, 15994808), (4, 7997404), (8, 3998702), (16, 1999351), (19, 1683664), (38, 841832), (76, 420916), (152, 210458), (304, 105229)]