19684533

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 10474827

約数列:

[1, 3, 11, 29, 33, 67, 87, 201, 307, 319, 737, 921, 957, 1943, 2211, 3377, 5829, 8903, 10131, 20569, 21373, 26709, 61707, 64119, 97933, 226259, 293799, 596501, 678777, 1789503, 6561511, 19684533]

約数ペア:

[(1, 19684533), (3, 6561511), (11, 1789503), (29, 678777), (33, 596501), (67, 293799), (87, 226259), (201, 97933), (307, 64119), (319, 61707), (737, 26709), (921, 21373), (957, 20569), (1943, 10131), (2211, 8903), (3377, 5829)]