20901568

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19211}}^1$

素因数の和:19240

約数の個数: 28

約数和(自身を含む): 43918632

約数和(自身を除く): 23017064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 19211, 38422, 76844, 153688, 307376, 326587, 614752, 653174, 1229504, 1306348, 2612696, 5225392, 10450784, 20901568]

約数ペア:

[(1, 20901568), (2, 10450784), (4, 5225392), (8, 2612696), (16, 1306348), (17, 1229504), (32, 653174), (34, 614752), (64, 326587), (68, 307376), (136, 153688), (272, 76844), (544, 38422), (1088, 19211)]