19883097

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1531}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 32600960

約数和(自身を除く): 12717863

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 999, 1443, 1531, 4329, 4593, 12987, 13779, 19903, 41337, 56647, 59709, 169941, 179127, 509823, 537381, 736411, 1529469, 2209233, 6627699, 19883097]

約数ペア:

[(1, 19883097), (3, 6627699), (9, 2209233), (13, 1529469), (27, 736411), (37, 537381), (39, 509823), (111, 179127), (117, 169941), (333, 59709), (351, 56647), (481, 41337), (999, 19903), (1443, 13779), (1531, 12987), (4329, 4593)]