20348068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1559}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 38525760

約数和(自身を除く): 18177692

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 1559, 3118, 3263, 6236, 6526, 13052, 20267, 40534, 81068, 391309, 782618, 1565236, 5087017, 10174034, 20348068]

約数ペア:

[(1, 20348068), (2, 10174034), (4, 5087017), (13, 1565236), (26, 782618), (52, 391309), (251, 81068), (502, 40534), (1004, 20267), (1559, 13052), (3118, 6526), (3263, 6236)]