20278146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13049}}^1$

素因数の和:13098

約数の個数: 32

約数和(自身を含む): 47606400

約数和(自身を除く): 27328254

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13049, 26098, 39147, 78294, 91343, 182686, 274029, 482813, 548058, 965626, 1448439, 2896878, 3379691, 6759382, 10139073, 20278146]

約数ペア:

[(1, 20278146), (2, 10139073), (3, 6759382), (6, 3379691), (7, 2896878), (14, 1448439), (21, 965626), (37, 548058), (42, 482813), (74, 274029), (111, 182686), (222, 91343), (259, 78294), (518, 39147), (777, 26098), (1554, 13049)]