18630892

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16229}}^1$

素因数の和:16281

約数の個数: 24

約数和(自身を含む): 38172960

約数和(自身を除く): 19542068

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16229, 32458, 64916, 113603, 227206, 454412, 665389, 1330778, 2661556, 4657723, 9315446, 18630892]

約数ペア:

[(1, 18630892), (2, 9315446), (4, 4657723), (7, 2661556), (14, 1330778), (28, 665389), (41, 454412), (82, 227206), (164, 113603), (287, 64916), (574, 32458), (1148, 16229)]