664458896

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{584911}}^1$

素因数の和:584990

約数の個数: 20

約数和(自身を含む): 1305523584

約数和(自身を除く): 641064688

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 584911, 1169822, 2339644, 4679288, 9358576, 41528681, 83057362, 166114724, 332229448, 664458896]

約数ペア:

[(1, 664458896), (2, 332229448), (4, 166114724), (8, 83057362), (16, 41528681), (71, 9358576), (142, 4679288), (284, 2339644), (568, 1169822), (1136, 584911)]