18924285

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2937

約数の個数: 32

約数和(自身を含む): 33269760

約数和(自身を除く): 14345475

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 2887, 6555, 8661, 14435, 43305, 54853, 66401, 164559, 199203, 274265, 332005, 822795, 996015, 1261619, 3784857, 6308095, 18924285]

約数ペア:

[(1, 18924285), (3, 6308095), (5, 3784857), (15, 1261619), (19, 996015), (23, 822795), (57, 332005), (69, 274265), (95, 199203), (115, 164559), (285, 66401), (345, 54853), (437, 43305), (1311, 14435), (2185, 8661), (2887, 6555)]