19739188

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22741}}^1$

素因数の和:22783

約数の個数: 24

約数和(自身を含む): 40753664

約数和(自身を除く): 21014476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22741, 45482, 90964, 159187, 318374, 636748, 704971, 1409942, 2819884, 4934797, 9869594, 19739188]

約数ペア:

[(1, 19739188), (2, 9869594), (4, 4934797), (7, 2819884), (14, 1409942), (28, 704971), (31, 636748), (62, 318374), (124, 159187), (217, 90964), (434, 45482), (868, 22741)]