18962187

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 25920000

約数和(自身を除く): 6957813

約数列:

[1, 3, 59, 149, 177, 447, 719, 2157, 8791, 26373, 42421, 107131, 127263, 321393, 6320729, 18962187]

約数ペア:

[(1, 18962187), (3, 6320729), (59, 321393), (149, 127263), (177, 107131), (447, 42421), (719, 26373), (2157, 8791)]