19640803430

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1923683}}^1$

素因数の和:1924711

約数の個数: 16

約数和(自身を含む): 35388090864

約数和(自身を除く): 15747287434

約数列:

[1, 2, 5, 10, 1021, 2042, 5105, 10210, 1923683, 3847366, 9618415, 19236830, 1964080343, 3928160686, 9820401715, 19640803430]

約数ペア:

[(1, 19640803430), (2, 9820401715), (5, 3928160686), (10, 1964080343), (1021, 19236830), (2042, 9618415), (5105, 3847366), (10210, 1923683)]