128468816

素因数分解:

$2^4\times 7^1\times {\mathrm{1147043}}^1$

素因数の和:1147058

約数の個数: 20

約数和(自身を含む): 284466912

約数和(自身を除く): 155998096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1147043, 2294086, 4588172, 8029301, 9176344, 16058602, 18352688, 32117204, 64234408, 128468816]

約数ペア:

[(1, 128468816), (2, 64234408), (4, 32117204), (7, 18352688), (8, 16058602), (14, 9176344), (16, 8029301), (28, 4588172), (56, 2294086), (112, 1147043)]