19087780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50231}}^1$

素因数の和:50259

約数の個数: 24

約数和(自身を含む): 42194880

約数和(自身を除く): 23107100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 50231, 100462, 200924, 251155, 502310, 954389, 1004620, 1908778, 3817556, 4771945, 9543890, 19087780]

約数ペア:

[(1, 19087780), (2, 9543890), (4, 4771945), (5, 3817556), (10, 1908778), (19, 1004620), (20, 954389), (38, 502310), (76, 251155), (95, 200924), (190, 100462), (380, 50231)]