20856852

素因数分解:

$2^2\times 3^4\times {\mathrm{64373}}^1$

素因数の和:64389

約数の個数: 30

約数和(自身を含む): 54524778

約数和(自身を除く): 33667926

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 64373, 128746, 193119, 257492, 386238, 579357, 772476, 1158714, 1738071, 2317428, 3476142, 5214213, 6952284, 10428426, 20856852]

約数ペア:

[(1, 20856852), (2, 10428426), (3, 6952284), (4, 5214213), (6, 3476142), (9, 2317428), (12, 1738071), (18, 1158714), (27, 772476), (36, 579357), (54, 386238), (81, 257492), (108, 193119), (162, 128746), (324, 64373)]