18888044

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16453}}^1$

素因数の和:16505

約数の個数: 24

約数和(自身を含む): 38699808

約数和(自身を除く): 19811764

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16453, 32906, 65812, 115171, 230342, 460684, 674573, 1349146, 2698292, 4722011, 9444022, 18888044]

約数ペア:

[(1, 18888044), (2, 9444022), (4, 4722011), (7, 2698292), (14, 1349146), (28, 674573), (41, 460684), (82, 230342), (164, 115171), (287, 65812), (574, 32906), (1148, 16453)]