381026896

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{335411}}^1$

素因数の和:335490

約数の個数: 20

約数和(自身を含む): 748639584

約数和(自身を除く): 367612688

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 335411, 670822, 1341644, 2683288, 5366576, 23814181, 47628362, 95256724, 190513448, 381026896]

約数ペア:

[(1, 381026896), (2, 190513448), (4, 95256724), (8, 47628362), (16, 23814181), (71, 5366576), (142, 2683288), (284, 1341644), (568, 670822), (1136, 335411)]