19625476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7121}}^1$

素因数の和:7191

約数の個数: 24

約数和(自身を含む): 37689624

約数和(自身を除く): 18064148

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7121, 14242, 28484, 92573, 185146, 370292, 377413, 754826, 1509652, 4906369, 9812738, 19625476]

約数ペア:

[(1, 19625476), (2, 9812738), (4, 4906369), (13, 1509652), (26, 754826), (52, 377413), (53, 370292), (106, 185146), (212, 92573), (689, 28484), (1378, 14242), (2756, 7121)]