16989448

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4273}}^1$

素因数の和:4357

約数の個数: 32

約数和(自身を含む): 36927360

約数和(自身を除く): 19937912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 4273, 8546, 17092, 29911, 34184, 59822, 119644, 239288, 303383, 606766, 1213532, 2123681, 2427064, 4247362, 8494724, 16989448]

約数ペア:

[(1, 16989448), (2, 8494724), (4, 4247362), (7, 2427064), (8, 2123681), (14, 1213532), (28, 606766), (56, 303383), (71, 239288), (142, 119644), (284, 59822), (497, 34184), (568, 29911), (994, 17092), (1988, 8546), (3976, 4273)]