20178834216

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1595417}}^1$

素因数の和:1595474

約数の個数: 64

約数和(自身を含む): 55137646080

約数和(自身を除く): 34958811864

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1581, 2108, 3162, 4216, 6324, 12648, 1595417, 3190834, 4786251, 6381668, 9572502, 12763336, 19145004, 27122089, 38290008, 49457927, 54244178, 81366267, 98915854, 108488356, 148373781, 162732534, 197831708, 216976712, 296747562, 325465068, 395663416, 593495124, 650930136, 840784759, 1186990248, 1681569518, 2522354277, 3363139036, 5044708554, 6726278072, 10089417108, 20178834216]

約数ペア:

[(1, 20178834216), (2, 10089417108), (3, 6726278072), (4, 5044708554), (6, 3363139036), (8, 2522354277), (12, 1681569518), (17, 1186990248), (24, 840784759), (31, 650930136), (34, 593495124), (51, 395663416), (62, 325465068), (68, 296747562), (93, 216976712), (102, 197831708), (124, 162732534), (136, 148373781), (186, 108488356), (204, 98915854), (248, 81366267), (372, 54244178), (408, 49457927), (527, 38290008), (744, 27122089), (1054, 19145004), (1581, 12763336), (2108, 9572502), (3162, 6381668), (4216, 4786251), (6324, 3190834), (12648, 1595417)]