18982106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2198

約数の個数: 32

約数和(自身を含む): 34546176

約数和(自身を除く): 15564070

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 2141, 4282, 4433, 8866, 23551, 27833, 47102, 55666, 66371, 132742, 306163, 612326, 730081, 862823, 1460162, 1725646, 9491053, 18982106]

約数ペア:

[(1, 18982106), (2, 9491053), (11, 1725646), (13, 1460162), (22, 862823), (26, 730081), (31, 612326), (62, 306163), (143, 132742), (286, 66371), (341, 55666), (403, 47102), (682, 27833), (806, 23551), (2141, 8866), (4282, 4433)]