12180028

素因数分解:

$2^2\times 7^2\times {\mathrm{62143}}^1$

素因数の和:62161

約数の個数: 18

約数和(自身を含む): 24795456

約数和(自身を除く): 12615428

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 62143, 124286, 248572, 435001, 870002, 1740004, 3045007, 6090014, 12180028]

約数ペア:

[(1, 12180028), (2, 6090014), (4, 3045007), (7, 1740004), (14, 870002), (28, 435001), (49, 248572), (98, 124286), (196, 62143)]