30891188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{4567}}^1$

素因数の和:4679

約数の個数: 24

約数和(自身を含む): 57556800

約数和(自身を除く): 26665612

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 1691, 3382, 4567, 6764, 9134, 18268, 86773, 173546, 347092, 406463, 812926, 1625852, 7722797, 15445594, 30891188]

約数ペア:

[(1, 30891188), (2, 15445594), (4, 7722797), (19, 1625852), (38, 812926), (76, 406463), (89, 347092), (178, 173546), (356, 86773), (1691, 18268), (3382, 9134), (4567, 6764)]