20976944

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14731}}^1$

素因数の和:14828

約数の個数: 20

約数和(自身を含む): 41102280

約数和(自身を除く): 20125336

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14731, 29462, 58924, 117848, 235696, 1311059, 2622118, 5244236, 10488472, 20976944]

約数ペア:

[(1, 20976944), (2, 10488472), (4, 5244236), (8, 2622118), (16, 1311059), (89, 235696), (178, 117848), (356, 58924), (712, 29462), (1424, 14731)]