199906968

素因数分解:

$2^3\times 3^1\times {\mathrm{397}}^1\times {\mathrm{20981}}^1$

素因数の和:21387

約数の個数: 32

約数和(自身を含む): 501050160

約数和(自身を除く): 301143192

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 397, 794, 1191, 1588, 2382, 3176, 4764, 9528, 20981, 41962, 62943, 83924, 125886, 167848, 251772, 503544, 8329457, 16658914, 24988371, 33317828, 49976742, 66635656, 99953484, 199906968]

約数ペア:

[(1, 199906968), (2, 99953484), (3, 66635656), (4, 49976742), (6, 33317828), (8, 24988371), (12, 16658914), (24, 8329457), (397, 503544), (794, 251772), (1191, 167848), (1588, 125886), (2382, 83924), (3176, 62943), (4764, 41962), (9528, 20981)]