20181382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40853}}^1$

素因数の和:40887

約数の個数: 16

約数和(自身を含む): 34317360

約数和(自身を除く): 14135978

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 40853, 81706, 531089, 776207, 1062178, 1552414, 10090691, 20181382]

約数ペア:

[(1, 20181382), (2, 10090691), (13, 1552414), (19, 1062178), (26, 776207), (38, 531089), (247, 81706), (494, 40853)]