20953792

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19259}}^1$

素因数の和:19288

約数の個数: 28

約数和(自身を含む): 44028360

約数和(自身を除く): 23074568

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19259, 38518, 77036, 154072, 308144, 327403, 616288, 654806, 1232576, 1309612, 2619224, 5238448, 10476896, 20953792]

約数ペア:

[(1, 20953792), (2, 10476896), (4, 5238448), (8, 2619224), (16, 1309612), (17, 1232576), (32, 654806), (34, 616288), (64, 327403), (68, 308144), (136, 154072), (272, 77036), (544, 38518), (1088, 19259)]