2057189836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 3914174880

約数和(自身を除く): 1856985044

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 409, 491, 788, 818, 982, 1636, 1964, 2561, 5122, 5317, 6383, 10244, 10634, 12766, 21268, 25532, 80573, 96727, 161146, 193454, 200819, 322292, 386908, 401638, 803276, 1047449, 1257451, 2094898, 2514902, 2610647, 4189796, 5029804, 5221294, 10442588, 39561343, 79122686, 158245372, 514297459, 1028594918, 2057189836]

約数ペア:

[(1, 2057189836), (2, 1028594918), (4, 514297459), (13, 158245372), (26, 79122686), (52, 39561343), (197, 10442588), (394, 5221294), (409, 5029804), (491, 4189796), (788, 2610647), (818, 2514902), (982, 2094898), (1636, 1257451), (1964, 1047449), (2561, 803276), (5122, 401638), (5317, 386908), (6383, 322292), (10244, 200819), (10634, 193454), (12766, 161146), (21268, 96727), (25532, 80573)]