18863564810

素因数分解:

$2^1\times 5^1\times {\mathrm{8893}}^1\times {\mathrm{212117}}^1$

素因数の和:221017

約数の個数: 16

約数和(自身を含む): 33958394856

約数和(自身を除く): 15094830046

約数列:

[1, 2, 5, 10, 8893, 17786, 44465, 88930, 212117, 424234, 1060585, 2121170, 1886356481, 3772712962, 9431782405, 18863564810]

約数ペア:

[(1, 18863564810), (2, 9431782405), (5, 3772712962), (10, 1886356481), (8893, 2121170), (17786, 1060585), (44465, 424234), (88930, 212117)]