201661790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{11677}}^1$

素因数の和:11852

約数の個数: 32

約数和(自身を含む): 398546784

約数和(自身を除く): 196884994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1570, 1727, 3454, 8635, 11677, 17270, 23354, 58385, 116770, 128447, 256894, 642235, 1284470, 1833289, 3666578, 9166445, 18332890, 20166179, 40332358, 100830895, 201661790]

約数ペア:

[(1, 201661790), (2, 100830895), (5, 40332358), (10, 20166179), (11, 18332890), (22, 9166445), (55, 3666578), (110, 1833289), (157, 1284470), (314, 642235), (785, 256894), (1570, 128447), (1727, 116770), (3454, 58385), (8635, 23354), (11677, 17270)]