31400464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103291}}^1$

素因数の和:103318

約数の個数: 20

約数和(自身を含む): 64041040

約数和(自身を除く): 32640576

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 103291, 206582, 413164, 826328, 1652656, 1962529, 3925058, 7850116, 15700232, 31400464]

約数ペア:

[(1, 31400464), (2, 15700232), (4, 7850116), (8, 3925058), (16, 1962529), (19, 1652656), (38, 826328), (76, 413164), (152, 206582), (304, 103291)]