20292285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5477}}^1$

素因数の和:5517

約数の個数: 32

約数和(自身を含む): 36812160

約数和(自身を除く): 16519875

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5477, 16431, 27385, 71201, 82155, 104063, 213603, 312189, 356005, 520315, 1068015, 1352819, 1560945, 4058457, 6764095, 20292285]

約数ペア:

[(1, 20292285), (3, 6764095), (5, 4058457), (13, 1560945), (15, 1352819), (19, 1068015), (39, 520315), (57, 356005), (65, 312189), (95, 213603), (195, 104063), (247, 82155), (285, 71201), (741, 27385), (1235, 16431), (3705, 5477)]