20251648

素因数分解:

$2^{10}\times {\mathrm{19777}}^1$

素因数の和:19797

約数の個数: 22

約数和(自身を含む): 40485566

約数和(自身を除く): 20233918

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 19777, 39554, 79108, 158216, 316432, 632864, 1265728, 2531456, 5062912, 10125824, 20251648]

約数ペア:

[(1, 20251648), (2, 10125824), (4, 5062912), (8, 2531456), (16, 1265728), (32, 632864), (64, 316432), (128, 158216), (256, 79108), (512, 39554), (1024, 19777)]