20550135

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4139}}^1$

素因数の和:4478

約数の個数: 16

約数和(自身を含む): 32987520

約数和(自身を除く): 12437385

約数列:

[1, 3, 5, 15, 331, 993, 1655, 4139, 4965, 12417, 20695, 62085, 1370009, 4110027, 6850045, 20550135]

約数ペア:

[(1, 20550135), (3, 6850045), (5, 4110027), (15, 1370009), (331, 62085), (993, 20695), (1655, 12417), (4139, 4965)]