16920530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1523}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 33576768

約数和(自身を除く): 16656238

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 1523, 2222, 3046, 5555, 7615, 11110, 15230, 16753, 33506, 83765, 153823, 167530, 307646, 769115, 1538230, 1692053, 3384106, 8460265, 16920530]

約数ペア:

[(1, 16920530), (2, 8460265), (5, 3384106), (10, 1692053), (11, 1538230), (22, 769115), (55, 307646), (101, 167530), (110, 153823), (202, 83765), (505, 33506), (1010, 16753), (1111, 15230), (1523, 11110), (2222, 7615), (3046, 5555)]