18986962618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2260891}}^1$

素因数の和:2260942

約数の個数: 32

約数和(自身を含む): 34184687040

約数和(自身を除く): 15197724422

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 8398, 2260891, 4521782, 29391583, 38435147, 42956929, 58783166, 76870294, 85913858, 499656911, 558440077, 730267793, 999313822, 1116880154, 1460535586, 9493481309, 18986962618]

約数ペア:

[(1, 18986962618), (2, 9493481309), (13, 1460535586), (17, 1116880154), (19, 999313822), (26, 730267793), (34, 558440077), (38, 499656911), (221, 85913858), (247, 76870294), (323, 58783166), (442, 42956929), (494, 38435147), (646, 29391583), (4199, 4521782), (8398, 2260891)]