20213306512

素因数分解:

$2^4\times 7^1\times {\mathrm{180475951}}^1$

素因数の和:180475966

約数の個数: 20

約数和(自身を含む): 44758036096

約数和(自身を除く): 24544729584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180475951, 360951902, 721903804, 1263331657, 1443807608, 2526663314, 2887615216, 5053326628, 10106653256, 20213306512]

約数ペア:

[(1, 20213306512), (2, 10106653256), (4, 5053326628), (7, 2887615216), (8, 2526663314), (14, 1443807608), (16, 1263331657), (28, 721903804), (56, 360951902), (112, 180475951)]