20512652138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{907}}^1\times {\mathrm{5743}}^1$

素因数の和:6842

約数の個数: 32

約数和(自身を含む): 33796776960

約数和(自身を除く): 13284124822

約数列:

[1, 2, 11, 22, 179, 358, 907, 1814, 1969, 3938, 5743, 9977, 11486, 19954, 63173, 126346, 162353, 324706, 1027997, 1785883, 2055994, 3571766, 5208901, 10417802, 11307967, 22615934, 57297911, 114595822, 932393279, 1864786558, 10256326069, 20512652138]

約数ペア:

[(1, 20512652138), (2, 10256326069), (11, 1864786558), (22, 932393279), (179, 114595822), (358, 57297911), (907, 22615934), (1814, 11307967), (1969, 10417802), (3938, 5208901), (5743, 3571766), (9977, 2055994), (11486, 1785883), (19954, 1027997), (63173, 324706), (126346, 162353)]