20895576

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66973}}^1$

素因数の和:66995

約数の個数: 32

約数和(自身を含む): 56258160

約数和(自身を除く): 35362584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66973, 133946, 200919, 267892, 401838, 535784, 803676, 870649, 1607352, 1741298, 2611947, 3482596, 5223894, 6965192, 10447788, 20895576]

約数ペア:

[(1, 20895576), (2, 10447788), (3, 6965192), (4, 5223894), (6, 3482596), (8, 2611947), (12, 1741298), (13, 1607352), (24, 870649), (26, 803676), (39, 535784), (52, 401838), (78, 267892), (104, 200919), (156, 133946), (312, 66973)]