18493118

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1879}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 34291200

約数和(自身を除く): 15798082

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 1879, 3758, 4921, 9842, 13153, 26306, 35701, 69523, 71402, 139046, 249907, 486661, 499814, 973322, 1320937, 2641874, 9246559, 18493118]

約数ペア:

[(1, 18493118), (2, 9246559), (7, 2641874), (14, 1320937), (19, 973322), (37, 499814), (38, 486661), (74, 249907), (133, 139046), (259, 71402), (266, 69523), (518, 35701), (703, 26306), (1406, 13153), (1879, 9842), (3758, 4921)]