20179918952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{244451}}^1$

素因数の和:245081

約数の個数: 32

約数和(自身を含む): 40129240320

約数和(自身を除く): 19949321368

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 607, 1214, 2428, 4856, 10319, 20638, 41276, 82552, 244451, 488902, 977804, 1955608, 4155667, 8311334, 16622668, 33245336, 148381757, 296763514, 593527028, 1187054056, 2522489869, 5044979738, 10089959476, 20179918952]

約数ペア:

[(1, 20179918952), (2, 10089959476), (4, 5044979738), (8, 2522489869), (17, 1187054056), (34, 593527028), (68, 296763514), (136, 148381757), (607, 33245336), (1214, 16622668), (2428, 8311334), (4856, 4155667), (10319, 1955608), (20638, 977804), (41276, 488902), (82552, 244451)]