18909441

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 28080000

約数和(自身を除く): 9170559

約数列:

[1, 3, 9, 59, 149, 177, 239, 447, 531, 717, 1341, 2151, 8791, 14101, 26373, 35611, 42303, 79119, 106833, 126909, 320499, 2101049, 6303147, 18909441]

約数ペア:

[(1, 18909441), (3, 6303147), (9, 2101049), (59, 320499), (149, 126909), (177, 106833), (239, 79119), (447, 42303), (531, 35611), (717, 26373), (1341, 14101), (2151, 8791)]