20163952

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{5273}}^1$

素因数の和:5520

約数の個数: 20

約数和(自身を含む): 39238560

約数和(自身を除く): 19074608

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 5273, 10546, 21092, 42184, 84368, 1260247, 2520494, 5040988, 10081976, 20163952]

約数ペア:

[(1, 20163952), (2, 10081976), (4, 5040988), (8, 2520494), (16, 1260247), (239, 84368), (478, 42184), (956, 21092), (1912, 10546), (3824, 5273)]