20073942

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 49963680

約数和(自身を除く): 29889738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 313, 509, 626, 939, 1018, 1527, 1878, 2191, 2817, 3054, 3563, 4382, 4581, 5634, 6573, 7126, 9162, 10689, 13146, 19719, 21378, 32067, 39438, 64134, 159317, 318634, 477951, 955902, 1115219, 1433853, 2230438, 2867706, 3345657, 6691314, 10036971, 20073942]

約数ペア:

[(1, 20073942), (2, 10036971), (3, 6691314), (6, 3345657), (7, 2867706), (9, 2230438), (14, 1433853), (18, 1115219), (21, 955902), (42, 477951), (63, 318634), (126, 159317), (313, 64134), (509, 39438), (626, 32067), (939, 21378), (1018, 19719), (1527, 13146), (1878, 10689), (2191, 9162), (2817, 7126), (3054, 6573), (3563, 5634), (4382, 4581)]