18571982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{64937}}^1$

素因数の和:64963

約数の個数: 16

約数和(自身を含む): 32728752

約数和(自身を除く): 14156770

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 64937, 129874, 714307, 844181, 1428614, 1688362, 9285991, 18571982]

約数ペア:

[(1, 18571982), (2, 9285991), (11, 1688362), (13, 1428614), (22, 844181), (26, 714307), (143, 129874), (286, 64937)]