19051281

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{12379}}^1$

素因数の和:12410

約数の個数: 20

約数和(自身を含む): 29959600

約数和(自身を除く): 10908319

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 12379, 37137, 111411, 235201, 334233, 705603, 1002699, 2116809, 6350427, 19051281]

約数ペア:

[(1, 19051281), (3, 6350427), (9, 2116809), (19, 1002699), (27, 705603), (57, 334233), (81, 235201), (171, 111411), (513, 37137), (1539, 12379)]