989899576

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{11047}}^1$

素因数の和:11563

約数の個数: 32

約数和(自身を含む): 1940912640

約数和(自身を除く): 951013064

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 487, 974, 1948, 3896, 11047, 11201, 22094, 22402, 44188, 44804, 88376, 89608, 254081, 508162, 1016324, 2032648, 5379889, 10759778, 21519556, 43039112, 123737447, 247474894, 494949788, 989899576]

約数ペア:

[(1, 989899576), (2, 494949788), (4, 247474894), (8, 123737447), (23, 43039112), (46, 21519556), (92, 10759778), (184, 5379889), (487, 2032648), (974, 1016324), (1948, 508162), (3896, 254081), (11047, 89608), (11201, 88376), (22094, 44804), (22402, 44188)]