20090972164

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{295455473}}^1$

素因数の和:295455494

約数の個数: 12

約数和(自身を含む): 37227389724

約数和(自身を除く): 17136417560

約数列:

[1, 2, 4, 17, 34, 68, 295455473, 590910946, 1181821892, 5022743041, 10045486082, 20090972164]

約数ペア:

[(1, 20090972164), (2, 10045486082), (4, 5022743041), (17, 1181821892), (34, 590910946), (68, 295455473)]