20349710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{859}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 38638080

約数和(自身を除く): 18288370

約数列:

[1, 2, 5, 10, 23, 46, 103, 115, 206, 230, 515, 859, 1030, 1718, 2369, 4295, 4738, 8590, 11845, 19757, 23690, 39514, 88477, 98785, 176954, 197570, 442385, 884770, 2034971, 4069942, 10174855, 20349710]

約数ペア:

[(1, 20349710), (2, 10174855), (5, 4069942), (10, 2034971), (23, 884770), (46, 442385), (103, 197570), (115, 176954), (206, 98785), (230, 88477), (515, 39514), (859, 23690), (1030, 19757), (1718, 11845), (2369, 8590), (4295, 4738)]