645595728

素因数分解:

$2^4\times 3^1\times {\mathrm{13449911}}^1$

素因数の和:13449922

約数の個数: 20

約数和(自身を含む): 1667789088

約数和(自身を除く): 1022193360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13449911, 26899822, 40349733, 53799644, 80699466, 107599288, 161398932, 215198576, 322797864, 645595728]

約数ペア:

[(1, 645595728), (2, 322797864), (3, 215198576), (4, 161398932), (6, 107599288), (8, 80699466), (12, 53799644), (16, 40349733), (24, 26899822), (48, 13449911)]