28189568

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{20021}}^1$

素因数の和:20046

約数の個数: 32

約数和(自身を含む): 61267320

約数和(自身を除く): 33077752

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 20021, 40042, 80084, 160168, 220231, 320336, 440462, 640672, 880924, 1281344, 1761848, 2562688, 3523696, 7047392, 14094784, 28189568]

約数ペア:

[(1, 28189568), (2, 14094784), (4, 7047392), (8, 3523696), (11, 2562688), (16, 1761848), (22, 1281344), (32, 880924), (44, 640672), (64, 440462), (88, 320336), (128, 220231), (176, 160168), (352, 80084), (704, 40042), (1408, 20021)]