16953380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11939}}^1$

素因数の和:12019

約数の個数: 24

約数和(自身を含む): 36106560

約数和(自身を除く): 19153180

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 11939, 23878, 47756, 59695, 119390, 238780, 847669, 1695338, 3390676, 4238345, 8476690, 16953380]

約数ペア:

[(1, 16953380), (2, 8476690), (4, 4238345), (5, 3390676), (10, 1695338), (20, 847669), (71, 238780), (142, 119390), (284, 59695), (355, 47756), (710, 23878), (1420, 11939)]