20181255976

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15668677}}^1$

素因数の和:15668713

約数の個数: 32

約数和(自身を含む): 45125792640

約数和(自身を除く): 24944536664

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15668677, 31337354, 62674708, 109680739, 125349416, 219361478, 360379571, 438722956, 720759142, 877445912, 1441518284, 2522656997, 2883036568, 5045313994, 10090627988, 20181255976]

約数ペア:

[(1, 20181255976), (2, 10090627988), (4, 5045313994), (7, 2883036568), (8, 2522656997), (14, 1441518284), (23, 877445912), (28, 720759142), (46, 438722956), (56, 360379571), (92, 219361478), (161, 125349416), (184, 109680739), (322, 62674708), (644, 31337354), (1288, 15668677)]