19321712

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{2309}}^1$

素因数の和:2840

約数の個数: 20

約数和(自身を含む): 37523640

約数和(自身を除く): 18201928

約数列:

[1, 2, 4, 8, 16, 523, 1046, 2092, 2309, 4184, 4618, 8368, 9236, 18472, 36944, 1207607, 2415214, 4830428, 9660856, 19321712]

約数ペア:

[(1, 19321712), (2, 9660856), (4, 4830428), (8, 2415214), (16, 1207607), (523, 36944), (1046, 18472), (2092, 9236), (2309, 8368), (4184, 4618)]