19999236

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{72461}}^1$

素因数の和:72491

約数の個数: 24

約数和(自身を含む): 48694464

約数和(自身を除く): 28695228

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 72461, 144922, 217383, 289844, 434766, 869532, 1666603, 3333206, 4999809, 6666412, 9999618, 19999236]

約数ペア:

[(1, 19999236), (2, 9999618), (3, 6666412), (4, 4999809), (6, 3333206), (12, 1666603), (23, 869532), (46, 434766), (69, 289844), (92, 217383), (138, 144922), (276, 72461)]