19950278

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1\times {\mathrm{569}}^1$

素因数の和:991

約数の個数: 16

約数和(自身を含む): 30697920

約数和(自身を除く): 10747642

約数列:

[1, 2, 47, 94, 373, 569, 746, 1138, 17531, 26743, 35062, 53486, 212237, 424474, 9975139, 19950278]

約数ペア:

[(1, 19950278), (2, 9975139), (47, 424474), (94, 212237), (373, 53486), (569, 35062), (746, 26743), (1138, 17531)]