15857872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:535

約数の個数: 40

約数和(自身を含む): 32817096

約数和(自身を除く): 16959224

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 173, 272, 337, 346, 674, 692, 1348, 1384, 2696, 2768, 2941, 5392, 5729, 5882, 11458, 11764, 22916, 23528, 45832, 47056, 58301, 91664, 116602, 233204, 466408, 932816, 991117, 1982234, 3964468, 7928936, 15857872]

約数ペア:

[(1, 15857872), (2, 7928936), (4, 3964468), (8, 1982234), (16, 991117), (17, 932816), (34, 466408), (68, 233204), (136, 116602), (173, 91664), (272, 58301), (337, 47056), (346, 45832), (674, 23528), (692, 22916), (1348, 11764), (1384, 11458), (2696, 5882), (2768, 5729), (2941, 5392)]