20420499

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{3457}}^1$

素因数の和:3650

約数の個数: 16

約数和(自身を含む): 29877120

約数和(自身を除く): 9456621

約数列:

[1, 3, 11, 33, 179, 537, 1969, 3457, 5907, 10371, 38027, 114081, 618803, 1856409, 6806833, 20420499]

約数ペア:

[(1, 20420499), (3, 6806833), (11, 1856409), (33, 618803), (179, 114081), (537, 38027), (1969, 10371), (3457, 5907)]