19894252

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9733}}^1$

素因数の和:9817

約数の個数: 24

約数和(自身を含む): 40337696

約数和(自身を除く): 20443444

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 9733, 19466, 38932, 68131, 136262, 272524, 710509, 1421018, 2842036, 4973563, 9947126, 19894252]

約数ペア:

[(1, 19894252), (2, 9947126), (4, 4973563), (7, 2842036), (14, 1421018), (28, 710509), (73, 272524), (146, 136262), (292, 68131), (511, 38932), (1022, 19466), (2044, 9733)]