18054617

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 23347200

約数和(自身を除く): 5292583

約数列:

[1, 7, 19, 29, 31, 133, 151, 203, 217, 551, 589, 899, 1057, 2869, 3857, 4123, 4379, 4681, 6293, 17081, 20083, 30653, 32767, 83201, 88939, 119567, 135749, 582407, 622573, 950243, 2579231, 18054617]

約数ペア:

[(1, 18054617), (7, 2579231), (19, 950243), (29, 622573), (31, 582407), (133, 135749), (151, 119567), (203, 88939), (217, 83201), (551, 32767), (589, 30653), (899, 20083), (1057, 17081), (2869, 6293), (3857, 4681), (4123, 4379)]