20118712

素因数分解:

$2^3\times {\mathrm{1289}}^1\times {\mathrm{1951}}^1$

素因数の和:3246

約数の個数: 16

約数和(自身を含む): 37771200

約数和(自身を除く): 17652488

約数列:

[1, 2, 4, 8, 1289, 1951, 2578, 3902, 5156, 7804, 10312, 15608, 2514839, 5029678, 10059356, 20118712]

約数ペア:

[(1, 20118712), (2, 10059356), (4, 5029678), (8, 2514839), (1289, 15608), (1951, 10312), (2578, 7804), (3902, 5156)]