20179926909

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{47706683}}^1$

素因数の和:47706736

約数の個数: 12

約数和(自身を含む): 29768970816

約数和(自身を除く): 9589043907

約数列:

[1, 3, 9, 47, 141, 423, 47706683, 143120049, 429360147, 2242214101, 6726642303, 20179926909]

約数ペア:

[(1, 20179926909), (3, 6726642303), (9, 2242214101), (47, 429360147), (141, 143120049), (423, 47706683)]