20020746254

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{709}}^1\times {\mathrm{719}}^1$

素因数の和:1772

約数の個数: 32

約数和(自身を含む): 30641328000

約数和(自身を除く): 10620581746

約数列:

[1, 2, 73, 146, 269, 538, 709, 719, 1418, 1438, 19637, 39274, 51757, 52487, 103514, 104974, 190721, 193411, 381442, 386822, 509771, 1019542, 13922633, 14119003, 27845266, 28238006, 37213283, 74426566, 137128399, 274256798, 10010373127, 20020746254]

約数ペア:

[(1, 20020746254), (2, 10010373127), (73, 274256798), (146, 137128399), (269, 74426566), (538, 37213283), (709, 28238006), (719, 27845266), (1418, 14119003), (1438, 13922633), (19637, 1019542), (39274, 509771), (51757, 386822), (52487, 381442), (103514, 193411), (104974, 190721)]