20815592

素因数分解:

$2^3\times 7^2\times {\mathrm{53101}}^1$

素因数の和:53121

約数の個数: 24

約数和(自身を含む): 45402210

約数和(自身を除く): 24586618

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 53101, 106202, 212404, 371707, 424808, 743414, 1486828, 2601949, 2973656, 5203898, 10407796, 20815592]

約数ペア:

[(1, 20815592), (2, 10407796), (4, 5203898), (7, 2973656), (8, 2601949), (14, 1486828), (28, 743414), (49, 424808), (56, 371707), (98, 212404), (196, 106202), (392, 53101)]