211708912

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{322727}}^1$

素因数の和:322776

約数の個数: 20

約数和(自身を含む): 420191856

約数和(自身を除く): 208482944

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 322727, 645454, 1290908, 2581816, 5163632, 13231807, 26463614, 52927228, 105854456, 211708912]

約数ペア:

[(1, 211708912), (2, 105854456), (4, 52927228), (8, 26463614), (16, 13231807), (41, 5163632), (82, 2581816), (164, 1290908), (328, 645454), (656, 322727)]