2018439728

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{803519}}^1$

素因数の和:803684

約数の個数: 20

約数和(自身を含む): 3935640960

約数和(自身を除く): 1917201232

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 803519, 1607038, 3214076, 6428152, 12856304, 126152483, 252304966, 504609932, 1009219864, 2018439728]

約数ペア:

[(1, 2018439728), (2, 1009219864), (4, 504609932), (8, 252304966), (16, 126152483), (157, 12856304), (314, 6428152), (628, 3214076), (1256, 1607038), (2512, 803519)]