18865252

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35461}}^1$

素因数の和:35491

約数の個数: 24

約数和(自身を含む): 39717440

約数和(自身を除く): 20852188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 35461, 70922, 141844, 248227, 496454, 673759, 992908, 1347518, 2695036, 4716313, 9432626, 18865252]

約数ペア:

[(1, 18865252), (2, 9432626), (4, 4716313), (7, 2695036), (14, 1347518), (19, 992908), (28, 673759), (38, 496454), (76, 248227), (133, 141844), (266, 70922), (532, 35461)]