19919562

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13441}}^1$

素因数の和:13478

約数の個数: 32

約数和(自身を含む): 45165120

約数和(自身を除く): 25245558

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 13441, 26882, 40323, 80646, 174733, 255379, 349466, 510758, 524199, 766137, 1048398, 1532274, 3319927, 6639854, 9959781, 19919562]

約数ペア:

[(1, 19919562), (2, 9959781), (3, 6639854), (6, 3319927), (13, 1532274), (19, 1048398), (26, 766137), (38, 524199), (39, 510758), (57, 349466), (78, 255379), (114, 174733), (247, 80646), (494, 40323), (741, 26882), (1482, 13441)]