20266777035

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{646159}}^1$

素因数の和:646228

約数の個数: 48

約数和(自身を含む): 38102762880

約数和(自身を除く): 17835985845

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 85, 123, 153, 205, 255, 369, 615, 697, 765, 1845, 2091, 3485, 6273, 10455, 31365, 646159, 1938477, 3230795, 5815431, 9692385, 10984703, 26492519, 29077155, 32954109, 54923515, 79477557, 98862327, 132462595, 164770545, 238432671, 397387785, 450372823, 494311635, 1192163355, 1351118469, 2251864115, 4053355407, 6755592345, 20266777035]

約数ペア:

[(1, 20266777035), (3, 6755592345), (5, 4053355407), (9, 2251864115), (15, 1351118469), (17, 1192163355), (41, 494311635), (45, 450372823), (51, 397387785), (85, 238432671), (123, 164770545), (153, 132462595), (205, 98862327), (255, 79477557), (369, 54923515), (615, 32954109), (697, 29077155), (765, 26492519), (1845, 10984703), (2091, 9692385), (3485, 5815431), (6273, 3230795), (10455, 1938477), (31365, 646159)]