201671656

素因数分解:

$2^3\times {\mathrm{1259}}^1\times {\mathrm{20023}}^1$

素因数の和:21288

約数の個数: 16

約数和(自身を含む): 378453600

約数和(自身を除く): 176781944

約数列:

[1, 2, 4, 8, 1259, 2518, 5036, 10072, 20023, 40046, 80092, 160184, 25208957, 50417914, 100835828, 201671656]

約数ペア:

[(1, 201671656), (2, 100835828), (4, 50417914), (8, 25208957), (1259, 160184), (2518, 80092), (5036, 40046), (10072, 20023)]