20858202285

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{283}}^1\times {\mathrm{5113}}^1$

素因数の和:5466

約数の個数: 48

約数和(自身を含む): 34613024832

約数和(自身を除く): 13754822547

約数列:

[1, 3, 5, 15, 31, 93, 155, 283, 465, 849, 961, 1415, 2883, 4245, 4805, 5113, 8773, 14415, 15339, 25565, 26319, 43865, 76695, 131595, 158503, 271963, 475509, 792515, 815889, 1359815, 1446979, 2377545, 4079445, 4340937, 4913593, 7234895, 14740779, 21704685, 24567965, 44856349, 73703895, 134569047, 224281745, 672845235, 1390546819, 4171640457, 6952734095, 20858202285]

約数ペア:

[(1, 20858202285), (3, 6952734095), (5, 4171640457), (15, 1390546819), (31, 672845235), (93, 224281745), (155, 134569047), (283, 73703895), (465, 44856349), (849, 24567965), (961, 21704685), (1415, 14740779), (2883, 7234895), (4245, 4913593), (4805, 4340937), (5113, 4079445), (8773, 2377545), (14415, 1446979), (15339, 1359815), (25565, 815889), (26319, 792515), (43865, 475509), (76695, 271963), (131595, 158503)]