128826448

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{61463}}^1$

素因数の和:61602

約数の個数: 20

約数和(自身を含む): 251510688

約数和(自身を除く): 122684240

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 61463, 122926, 245852, 491704, 983408, 8051653, 16103306, 32206612, 64413224, 128826448]

約数ペア:

[(1, 128826448), (2, 64413224), (4, 32206612), (8, 16103306), (16, 8051653), (131, 983408), (262, 491704), (524, 245852), (1048, 122926), (2096, 61463)]