1243892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1295

約数の個数: 24

約数和(自身を含む): 2469600

約数和(自身を除く): 1225708

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 1259, 2518, 5036, 16367, 23921, 32734, 47842, 65468, 95684, 310973, 621946, 1243892]

約数ペア:

[(1, 1243892), (2, 621946), (4, 310973), (13, 95684), (19, 65468), (26, 47842), (38, 32734), (52, 23921), (76, 16367), (247, 5036), (494, 2518), (988, 1259)]