18388210

素因数分解:

$2^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1801}}^1$

素因数の和:2829

約数の個数: 16

約数和(自身を含む): 33149592

約数和(自身を除く): 14761382

約数列:

[1, 2, 5, 10, 1021, 1801, 2042, 3602, 5105, 9005, 10210, 18010, 1838821, 3677642, 9194105, 18388210]

約数ペア:

[(1, 18388210), (2, 9194105), (5, 3677642), (10, 1838821), (1021, 18010), (1801, 10210), (2042, 9005), (3602, 5105)]