20173778348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{52667}}^1$

素因数の和:52862

約数の個数: 48

約数和(自身を含む): 38542863744

約数和(自身を除く): 18369085396

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 131, 172, 262, 524, 731, 1462, 2227, 2924, 4454, 5633, 8908, 11266, 22532, 52667, 95761, 105334, 191522, 210668, 383044, 895339, 1790678, 2264681, 3581356, 4529362, 6899377, 9058724, 13798754, 27597508, 38499577, 76999154, 117289409, 153998308, 234578818, 296673211, 469157636, 593346422, 1186692844, 5043444587, 10086889174, 20173778348]

約数ペア:

[(1, 20173778348), (2, 10086889174), (4, 5043444587), (17, 1186692844), (34, 593346422), (43, 469157636), (68, 296673211), (86, 234578818), (131, 153998308), (172, 117289409), (262, 76999154), (524, 38499577), (731, 27597508), (1462, 13798754), (2227, 9058724), (2924, 6899377), (4454, 4529362), (5633, 3581356), (8908, 2264681), (11266, 1790678), (22532, 895339), (52667, 383044), (95761, 210668), (105334, 191522)]