20147452439

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1\times {\mathrm{547}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 21808120320

約数和(自身を除く): 1660667881

約数列:

[1, 23, 41, 139, 281, 547, 943, 3197, 5699, 6463, 11521, 12581, 22427, 39059, 76033, 131077, 153707, 264983, 515821, 898357, 1601419, 1748759, 3117353, 3535261, 6301987, 21365273, 36832637, 71699119, 144945701, 491401279, 875976193, 20147452439]

約数ペア:

[(1, 20147452439), (23, 875976193), (41, 491401279), (139, 144945701), (281, 71699119), (547, 36832637), (943, 21365273), (3197, 6301987), (5699, 3535261), (6463, 3117353), (11521, 1748759), (12581, 1601419), (22427, 898357), (39059, 515821), (76033, 264983), (131077, 153707)]