25221008

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{9439}}^1$

素因数の和:9614

約数の個数: 20

約数和(自身を含む): 49163520

約数和(自身を除く): 23942512

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 9439, 18878, 37756, 75512, 151024, 1576313, 3152626, 6305252, 12610504, 25221008]

約数ペア:

[(1, 25221008), (2, 12610504), (4, 6305252), (8, 3152626), (16, 1576313), (167, 151024), (334, 75512), (668, 37756), (1336, 18878), (2672, 9439)]