20163940736

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{2972279}}^1$

素因数の和:2972346

約数の個数: 32

約数和(自身を含む): 40928295600

約数和(自身を除く): 20764354864

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3392, 6784, 2972279, 5944558, 11889116, 23778232, 47556464, 95112928, 157530787, 190225856, 315061574, 380451712, 630123148, 1260246296, 2520492592, 5040985184, 10081970368, 20163940736]

約数ペア:

[(1, 20163940736), (2, 10081970368), (4, 5040985184), (8, 2520492592), (16, 1260246296), (32, 630123148), (53, 380451712), (64, 315061574), (106, 190225856), (128, 157530787), (212, 95112928), (424, 47556464), (848, 23778232), (1696, 11889116), (3392, 5944558), (6784, 2972279)]