20197543576

素因数分解:

$2^3\times 7^1\times {\mathrm{1723}}^1\times {\mathrm{209327}}^1$

素因数の和:211063

約数の個数: 32

約数和(自身を含む): 43305776640

約数和(自身を除く): 23108233064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1723, 3446, 6892, 12061, 13784, 24122, 48244, 96488, 209327, 418654, 837308, 1465289, 1674616, 2930578, 5861156, 11722312, 360670421, 721340842, 1442681684, 2524692947, 2885363368, 5049385894, 10098771788, 20197543576]

約数ペア:

[(1, 20197543576), (2, 10098771788), (4, 5049385894), (7, 2885363368), (8, 2524692947), (14, 1442681684), (28, 721340842), (56, 360670421), (1723, 11722312), (3446, 5861156), (6892, 2930578), (12061, 1674616), (13784, 1465289), (24122, 837308), (48244, 418654), (96488, 209327)]