31999396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 67370688

約数和(自身を除く): 35371292

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 946, 1118, 1301, 1892, 2236, 2602, 5204, 6149, 12298, 14311, 16913, 24596, 28622, 33826, 55943, 57244, 67652, 111886, 186043, 223772, 372086, 615373, 727259, 744172, 1230746, 1454518, 2461492, 2909036, 7999849, 15999698, 31999396]

約数ペア:

[(1, 31999396), (2, 15999698), (4, 7999849), (11, 2909036), (13, 2461492), (22, 1454518), (26, 1230746), (43, 744172), (44, 727259), (52, 615373), (86, 372086), (143, 223772), (172, 186043), (286, 111886), (473, 67652), (559, 57244), (572, 55943), (946, 33826), (1118, 28622), (1301, 24596), (1892, 16913), (2236, 14311), (2602, 12298), (5204, 6149)]