18122361

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{3109}}^1$

素因数の和:3208

約数の個数: 16

約数和(自身を含む): 25377600

約数和(自身を除く): 7255239

約数列:

[1, 3, 29, 67, 87, 201, 1943, 3109, 5829, 9327, 90161, 208303, 270483, 624909, 6040787, 18122361]

約数ペア:

[(1, 18122361), (3, 6040787), (29, 624909), (67, 270483), (87, 208303), (201, 90161), (1943, 9327), (3109, 5829)]