2478892

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 4970280

約数和(自身を除く): 2491388

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 193, 247, 338, 386, 494, 676, 772, 988, 2509, 3211, 3667, 5018, 6422, 7334, 10036, 12844, 14668, 32617, 47671, 65234, 95342, 130468, 190684, 619723, 1239446, 2478892]

約数ペア:

[(1, 2478892), (2, 1239446), (4, 619723), (13, 190684), (19, 130468), (26, 95342), (38, 65234), (52, 47671), (76, 32617), (169, 14668), (193, 12844), (247, 10036), (338, 7334), (386, 6422), (494, 5018), (676, 3667), (772, 3211), (988, 2509)]