18712604

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1447}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 33935328

約数和(自身を除く): 15222724

約数列:

[1, 2, 4, 53, 61, 106, 122, 212, 244, 1447, 2894, 3233, 5788, 6466, 12932, 76691, 88267, 153382, 176534, 306764, 353068, 4678151, 9356302, 18712604]

約数ペア:

[(1, 18712604), (2, 9356302), (4, 4678151), (53, 353068), (61, 306764), (106, 176534), (122, 153382), (212, 88267), (244, 76691), (1447, 12932), (2894, 6466), (3233, 5788)]