18809318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 32123520

約数和(自身を除く): 13314202

約数列:

[1, 2, 11, 22, 43, 59, 86, 118, 337, 473, 649, 674, 946, 1298, 2537, 3707, 5074, 7414, 14491, 19883, 27907, 28982, 39766, 55814, 159401, 218713, 318802, 437426, 854969, 1709938, 9404659, 18809318]

約数ペア:

[(1, 18809318), (2, 9404659), (11, 1709938), (22, 854969), (43, 437426), (59, 318802), (86, 218713), (118, 159401), (337, 55814), (473, 39766), (649, 28982), (674, 27907), (946, 19883), (1298, 14491), (2537, 7414), (3707, 5074)]