19652048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{883}}^1$

素因数の和:1011

約数の個数: 40

約数和(自身を含む): 41434848

約数和(自身を除く): 21782800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 883, 1391, 1712, 1766, 2782, 3532, 5564, 7064, 11128, 11479, 14128, 22256, 22958, 45916, 91832, 94481, 183664, 188962, 377924, 755848, 1228253, 1511696, 2456506, 4913012, 9826024, 19652048]

約数ペア:

[(1, 19652048), (2, 9826024), (4, 4913012), (8, 2456506), (13, 1511696), (16, 1228253), (26, 755848), (52, 377924), (104, 188962), (107, 183664), (208, 94481), (214, 91832), (428, 45916), (856, 22958), (883, 22256), (1391, 14128), (1712, 11479), (1766, 11128), (2782, 7064), (3532, 5564)]