20120248

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 40154400

約数和(自身を除く): 20034152

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 337, 439, 674, 878, 1348, 1756, 2696, 3512, 5729, 7463, 11458, 14926, 22916, 29852, 45832, 59704, 147943, 295886, 591772, 1183544, 2515031, 5030062, 10060124, 20120248]

約数ペア:

[(1, 20120248), (2, 10060124), (4, 5030062), (8, 2515031), (17, 1183544), (34, 591772), (68, 295886), (136, 147943), (337, 59704), (439, 45832), (674, 29852), (878, 22916), (1348, 14926), (1756, 11458), (2696, 7463), (3512, 5729)]