87369776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{420047}}^1$

素因数の和:420068

約数の個数: 20

約数和(自身を含む): 182300832

約数和(自身を除く): 94931056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 420047, 840094, 1680188, 3360376, 5460611, 6720752, 10921222, 21842444, 43684888, 87369776]

約数ペア:

[(1, 87369776), (2, 43684888), (4, 21842444), (8, 10921222), (13, 6720752), (16, 5460611), (26, 3360376), (52, 1680188), (104, 840094), (208, 420047)]