18870774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2141}}^1$

素因数の和:2272

約数の個数: 32

約数和(自身を含む): 41023584

約数和(自身を除く): 22152810

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2141, 2938, 4282, 4407, 6423, 8814, 12846, 27833, 55666, 83499, 166998, 241933, 483866, 725799, 1451598, 3145129, 6290258, 9435387, 18870774]

約数ペア:

[(1, 18870774), (2, 9435387), (3, 6290258), (6, 3145129), (13, 1451598), (26, 725799), (39, 483866), (78, 241933), (113, 166998), (226, 83499), (339, 55666), (678, 27833), (1469, 12846), (2141, 8814), (2938, 6423), (4282, 4407)]