20778888537

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{6529}}^1$

素因数の和:6655

約数の個数: 96

約数和(自身を含む): 36379100160

約数和(自身を除く): 15600211623

約数列:

[1, 3, 9, 11, 17, 31, 33, 51, 61, 93, 99, 153, 183, 187, 279, 341, 527, 549, 561, 671, 1023, 1037, 1581, 1683, 1891, 2013, 3069, 3111, 4743, 5673, 5797, 6039, 6529, 9333, 11407, 17019, 17391, 19587, 20801, 32147, 34221, 52173, 58761, 62403, 71819, 96441, 102663, 110993, 187209, 202399, 215457, 289323, 332979, 353617, 398269, 607197, 646371, 998937, 1060851, 1194807, 1220923, 1821591, 2226389, 3182553, 3440783, 3584421, 3662769, 4380959, 6679167, 6770573, 10322349, 10988307, 12346339, 13142877, 20037501, 20311719, 30967047, 37039017, 37848613, 39428631, 60935157, 74476303, 111117051, 113545839, 135809729, 209887763, 223428909, 340637517, 407429187, 629663289, 670286727, 1222287561, 1888989867, 2308765393, 6926296179, 20778888537]

約数ペア:

[(1, 20778888537), (3, 6926296179), (9, 2308765393), (11, 1888989867), (17, 1222287561), (31, 670286727), (33, 629663289), (51, 407429187), (61, 340637517), (93, 223428909), (99, 209887763), (153, 135809729), (183, 113545839), (187, 111117051), (279, 74476303), (341, 60935157), (527, 39428631), (549, 37848613), (561, 37039017), (671, 30967047), (1023, 20311719), (1037, 20037501), (1581, 13142877), (1683, 12346339), (1891, 10988307), (2013, 10322349), (3069, 6770573), (3111, 6679167), (4743, 4380959), (5673, 3662769), (5797, 3584421), (6039, 3440783), (6529, 3182553), (9333, 2226389), (11407, 1821591), (17019, 1220923), (17391, 1194807), (19587, 1060851), (20801, 998937), (32147, 646371), (34221, 607197), (52173, 398269), (58761, 353617), (62403, 332979), (71819, 289323), (96441, 215457), (102663, 202399), (110993, 187209)]