19223670380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56540207}}^1$

素因数の和:56540233

約数の個数: 24

約数和(自身を含む): 42744397248

約数和(自身を除く): 23520726868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56540207, 113080414, 226160828, 282701035, 565402070, 961183519, 1130804140, 1922367038, 3844734076, 4805917595, 9611835190, 19223670380]

約数ペア:

[(1, 19223670380), (2, 9611835190), (4, 4805917595), (5, 3844734076), (10, 1922367038), (17, 1130804140), (20, 961183519), (34, 565402070), (68, 282701035), (85, 226160828), (170, 113080414), (340, 56540207)]