18545619460

素因数分解:

$2^2\times 5^1\times {\mathrm{927280973}}^1$

素因数の和:927280982

約数の個数: 12

約数和(自身を含む): 38945800908

約数和(自身を除く): 20400181448

約数列:

[1, 2, 4, 5, 10, 20, 927280973, 1854561946, 3709123892, 4636404865, 9272809730, 18545619460]

約数ペア:

[(1, 18545619460), (2, 9272809730), (4, 4636404865), (5, 3709123892), (10, 1854561946), (20, 927280973)]