19355402

素因数分解:

$2^1\times {\mathrm{11}}^4\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 20

約数和(自身を含む): 31984530

約数和(自身を除く): 12629128

約数列:

[1, 2, 11, 22, 121, 242, 661, 1322, 1331, 2662, 7271, 14542, 14641, 29282, 79981, 159962, 879791, 1759582, 9677701, 19355402]

約数ペア:

[(1, 19355402), (2, 9677701), (11, 1759582), (22, 879791), (121, 159962), (242, 79981), (661, 29282), (1322, 14641), (1331, 14542), (2662, 7271)]