19069038

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 42996096

約数和(自身を除く): 23927058

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 347, 387, 426, 639, 694, 774, 1041, 1278, 2082, 3053, 3123, 6106, 6246, 9159, 14921, 18318, 24637, 27477, 29842, 44763, 49274, 54954, 73911, 89526, 134289, 147822, 221733, 268578, 443466, 1059391, 2118782, 3178173, 6356346, 9534519, 19069038]

約数ペア:

[(1, 19069038), (2, 9534519), (3, 6356346), (6, 3178173), (9, 2118782), (18, 1059391), (43, 443466), (71, 268578), (86, 221733), (129, 147822), (142, 134289), (213, 89526), (258, 73911), (347, 54954), (387, 49274), (426, 44763), (639, 29842), (694, 27477), (774, 24637), (1041, 18318), (1278, 14921), (2082, 9159), (3053, 6246), (3123, 6106)]