20080095

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 38131200

約数和(自身を除く): 18051105

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 199, 217, 465, 597, 651, 961, 995, 1085, 1393, 2883, 2985, 3255, 4179, 4805, 6169, 6727, 6965, 14415, 18507, 20181, 20895, 30845, 33635, 43183, 92535, 100905, 129549, 191239, 215915, 573717, 647745, 956195, 1338673, 2868585, 4016019, 6693365, 20080095]

約数ペア:

[(1, 20080095), (3, 6693365), (5, 4016019), (7, 2868585), (15, 1338673), (21, 956195), (31, 647745), (35, 573717), (93, 215915), (105, 191239), (155, 129549), (199, 100905), (217, 92535), (465, 43183), (597, 33635), (651, 30845), (961, 20895), (995, 20181), (1085, 18507), (1393, 14415), (2883, 6965), (2985, 6727), (3255, 6169), (4179, 4805)]