20154117

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7523}}^1$

素因数の和:7592

約数の個数: 16

約数和(自身を含む): 28892160

約数和(自身を除く): 8738043

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 7523, 22569, 142937, 353581, 428811, 1060743, 6718039, 20154117]

約数ペア:

[(1, 20154117), (3, 6718039), (19, 1060743), (47, 428811), (57, 353581), (141, 142937), (893, 22569), (2679, 7523)]