20181496317

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1\times {\mathrm{52609}}^1$

素因数の和:54484

約数の個数: 16

約数和(自身を含む): 27303327360

約数和(自身を除く): 7121831043

約数列:

[1, 3, 71, 213, 1801, 5403, 52609, 127871, 157827, 383613, 3735239, 11205717, 94748809, 284246427, 6727165439, 20181496317]

約数ペア:

[(1, 20181496317), (3, 6727165439), (71, 284246427), (213, 94748809), (1801, 11205717), (5403, 3735239), (52609, 383613), (127871, 157827)]