20283945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{457}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 35614080

約数和(自身を除く): 15330135

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 269, 457, 807, 1345, 1371, 2285, 2959, 4035, 5027, 6855, 8877, 14795, 15081, 25135, 44385, 75405, 122933, 368799, 614665, 1352263, 1843995, 4056789, 6761315, 20283945]

約数ペア:

[(1, 20283945), (3, 6761315), (5, 4056789), (11, 1843995), (15, 1352263), (33, 614665), (55, 368799), (165, 122933), (269, 75405), (457, 44385), (807, 25135), (1345, 15081), (1371, 14795), (2285, 8877), (2959, 6855), (4035, 5027)]