20164308928

素因数分解:

$2^6\times {\mathrm{1021}}^1\times {\mathrm{308587}}^1$

素因数の和:309620

約数の個数: 28

約数和(自身を含む): 40052870872

約数和(自身を除く): 19888561944

約数列:

[1, 2, 4, 8, 16, 32, 64, 1021, 2042, 4084, 8168, 16336, 32672, 65344, 308587, 617174, 1234348, 2468696, 4937392, 9874784, 19749568, 315067327, 630134654, 1260269308, 2520538616, 5041077232, 10082154464, 20164308928]

約数ペア:

[(1, 20164308928), (2, 10082154464), (4, 5041077232), (8, 2520538616), (16, 1260269308), (32, 630134654), (64, 315067327), (1021, 19749568), (2042, 9874784), (4084, 4937392), (8168, 2468696), (16336, 1234348), (32672, 617174), (65344, 308587)]