16118128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{77491}}^1$

素因数の和:77512

約数の個数: 20

約数和(自身を含む): 33631528

約数和(自身を除く): 17513400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 77491, 154982, 309964, 619928, 1007383, 1239856, 2014766, 4029532, 8059064, 16118128]

約数ペア:

[(1, 16118128), (2, 8059064), (4, 4029532), (8, 2014766), (13, 1239856), (16, 1007383), (26, 619928), (52, 309964), (104, 154982), (208, 77491)]