31319792

素因数分解:

$2^4\times 7^1\times {\mathrm{279641}}^1$

素因数の和:279656

約数の個数: 20

約数和(自身を含む): 69351216

約数和(自身を除く): 38031424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 279641, 559282, 1118564, 1957487, 2237128, 3914974, 4474256, 7829948, 15659896, 31319792]

約数ペア:

[(1, 31319792), (2, 15659896), (4, 7829948), (7, 4474256), (8, 3914974), (14, 2237128), (16, 1957487), (28, 1118564), (56, 559282), (112, 279641)]