20404641

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{1153}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 28914624

約数和(自身を除く): 8509983

約数列:

[1, 3, 17, 51, 347, 1041, 1153, 3459, 5899, 17697, 19601, 58803, 400091, 1200273, 6801547, 20404641]

約数ペア:

[(1, 20404641), (3, 6801547), (17, 1200273), (51, 400091), (347, 58803), (1041, 19601), (1153, 17697), (3459, 5899)]