20178272

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{20341}}^1$

素因数の和:20382

約数の個数: 24

約数和(自身を含む): 41009472

約数和(自身を除く): 20831200

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 20341, 40682, 81364, 162728, 325456, 630571, 650912, 1261142, 2522284, 5044568, 10089136, 20178272]

約数ペア:

[(1, 20178272), (2, 10089136), (4, 5044568), (8, 2522284), (16, 1261142), (31, 650912), (32, 630571), (62, 325456), (124, 162728), (248, 81364), (496, 40682), (992, 20341)]