20213304712

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61625929}}^1$

素因数の和:61625976

約数の個数: 16

約数和(自身を含む): 38824335900

約数和(自身を除く): 18611031188

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61625929, 123251858, 246503716, 493007432, 2526663089, 5053326178, 10106652356, 20213304712]

約数ペア:

[(1, 20213304712), (2, 10106652356), (4, 5053326178), (8, 2526663089), (41, 493007432), (82, 246503716), (164, 123251858), (328, 61625929)]