219702908

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{619}}^1\times {\mathrm{997}}^1$

素因数の和:1709

約数の個数: 24

約数和(自身を含む): 389818800

約数和(自身を除く): 170115892

約数列:

[1, 2, 4, 89, 178, 356, 619, 997, 1238, 1994, 2476, 3988, 55091, 88733, 110182, 177466, 220364, 354932, 617143, 1234286, 2468572, 54925727, 109851454, 219702908]

約数ペア:

[(1, 219702908), (2, 109851454), (4, 54925727), (89, 2468572), (178, 1234286), (356, 617143), (619, 354932), (997, 220364), (1238, 177466), (1994, 110182), (2476, 88733), (3988, 55091)]