18218144

素因数分解:

$2^5\times 7^1\times {\mathrm{81331}}^1$

素因数の和:81348

約数の個数: 24

約数和(自身を含む): 40991328

約数和(自身を除く): 22773184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 81331, 162662, 325324, 569317, 650648, 1138634, 1301296, 2277268, 2602592, 4554536, 9109072, 18218144]

約数ペア:

[(1, 18218144), (2, 9109072), (4, 4554536), (7, 2602592), (8, 2277268), (14, 1301296), (16, 1138634), (28, 650648), (32, 569317), (56, 325324), (112, 162662), (224, 81331)]