19878296

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 38361600

約数和(自身を除く): 18483304

約数列:

[1, 2, 4, 8, 71, 79, 142, 158, 284, 316, 443, 568, 632, 886, 1772, 3544, 5609, 11218, 22436, 31453, 34997, 44872, 62906, 69994, 125812, 139988, 251624, 279976, 2484787, 4969574, 9939148, 19878296]

約数ペア:

[(1, 19878296), (2, 9939148), (4, 4969574), (8, 2484787), (71, 279976), (79, 251624), (142, 139988), (158, 125812), (284, 69994), (316, 62906), (443, 44872), (568, 34997), (632, 31453), (886, 22436), (1772, 11218), (3544, 5609)]