64294672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309109}}^1$

素因数の和:309130

約数の個数: 20

約数和(自身を含む): 134153740

約数和(自身を除く): 69859068

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309109, 618218, 1236436, 2472872, 4018417, 4945744, 8036834, 16073668, 32147336, 64294672]

約数ペア:

[(1, 64294672), (2, 32147336), (4, 16073668), (8, 8036834), (13, 4945744), (16, 4018417), (26, 2472872), (52, 1236436), (104, 618218), (208, 309109)]