20026838

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:528

約数の個数: 24

約数和(自身を含む): 32803848

約数和(自身を除く): 12777010

約数列:

[1, 2, 13, 26, 169, 193, 307, 338, 386, 614, 2509, 3991, 5018, 7982, 32617, 51883, 59251, 65234, 103766, 118502, 770263, 1540526, 10013419, 20026838]

約数ペア:

[(1, 20026838), (2, 10013419), (13, 1540526), (26, 770263), (169, 118502), (193, 103766), (307, 65234), (338, 59251), (386, 51883), (614, 32617), (2509, 7982), (3991, 5018)]