20607056

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 41485440

約数和(自身を除く): 20878384

約数列:

[1, 2, 4, 8, 16, 47, 67, 94, 134, 188, 268, 376, 409, 536, 752, 818, 1072, 1636, 3149, 3272, 6298, 6544, 12596, 19223, 25192, 27403, 38446, 50384, 54806, 76892, 109612, 153784, 219224, 307568, 438448, 1287941, 2575882, 5151764, 10303528, 20607056]

約数ペア:

[(1, 20607056), (2, 10303528), (4, 5151764), (8, 2575882), (16, 1287941), (47, 438448), (67, 307568), (94, 219224), (134, 153784), (188, 109612), (268, 76892), (376, 54806), (409, 50384), (536, 38446), (752, 27403), (818, 25192), (1072, 19223), (1636, 12596), (3149, 6544), (3272, 6298)]