203486128

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{22273}}^1$

素因数の和:22852

約数の個数: 20

約数和(自身を含む): 394962568

約数和(自身を除く): 191476440

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 22273, 44546, 89092, 178184, 356368, 12717883, 25435766, 50871532, 101743064, 203486128]

約数ペア:

[(1, 203486128), (2, 101743064), (4, 50871532), (8, 25435766), (16, 12717883), (571, 356368), (1142, 178184), (2284, 89092), (4568, 44546), (9136, 22273)]