193996946

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21881}}^1$

素因数の和:21938

約数の個数: 32

約数和(自身を含む): 352912896

約数和(自身を除く): 158915950

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 21881, 43762, 240691, 284453, 481382, 568906, 678311, 1356622, 3128983, 6257966, 7461421, 8818043, 14922842, 17636086, 96998473, 193996946]

約数ペア:

[(1, 193996946), (2, 96998473), (11, 17636086), (13, 14922842), (22, 8818043), (26, 7461421), (31, 6257966), (62, 3128983), (143, 1356622), (286, 678311), (341, 568906), (403, 481382), (682, 284453), (806, 240691), (4433, 43762), (8866, 21881)]