18731804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51461}}^1$

素因数の和:51485

約数の個数: 24

約数和(自身を含む): 40346208

約数和(自身を除く): 21614404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51461, 102922, 205844, 360227, 668993, 720454, 1337986, 1440908, 2675972, 4682951, 9365902, 18731804]

約数ペア:

[(1, 18731804), (2, 9365902), (4, 4682951), (7, 2675972), (13, 1440908), (14, 1337986), (26, 720454), (28, 668993), (52, 360227), (91, 205844), (182, 102922), (364, 51461)]