30391184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{99971}}^1$

素因数の和:99998

約数の個数: 20

約数和(自身を含む): 61982640

約数和(自身を除く): 31591456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 99971, 199942, 399884, 799768, 1599536, 1899449, 3798898, 7597796, 15195592, 30391184]

約数ペア:

[(1, 30391184), (2, 15195592), (4, 7597796), (8, 3798898), (16, 1899449), (19, 1599536), (38, 799768), (76, 399884), (152, 199942), (304, 99971)]