20180643944

素因数分解:

$2^3\times {\mathrm{433}}^1\times {\mathrm{691}}^1\times {\mathrm{8431}}^1$

素因数の和:9561

約数の個数: 32

約数和(自身を含む): 37985485440

約数和(自身を除く): 17804841496

約数列:

[1, 2, 4, 8, 433, 691, 866, 1382, 1732, 2764, 3464, 5528, 8431, 16862, 33724, 67448, 299203, 598406, 1196812, 2393624, 3650623, 5825821, 7301246, 11651642, 14602492, 23303284, 29204984, 46606568, 2522580493, 5045160986, 10090321972, 20180643944]

約数ペア:

[(1, 20180643944), (2, 10090321972), (4, 5045160986), (8, 2522580493), (433, 46606568), (691, 29204984), (866, 23303284), (1382, 14602492), (1732, 11651642), (2764, 7301246), (3464, 5825821), (5528, 3650623), (8431, 2393624), (16862, 1196812), (33724, 598406), (67448, 299203)]