20162469904

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{9619499}}^1$

素因数の和:9619638

約数の個数: 20

約数和(自身を含む): 39362994000

約数和(自身を除く): 19200524096

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 9619499, 19238998, 38477996, 76955992, 153911984, 1260154369, 2520308738, 5040617476, 10081234952, 20162469904]

約数ペア:

[(1, 20162469904), (2, 10081234952), (4, 5040617476), (8, 2520308738), (16, 1260154369), (131, 153911984), (262, 76955992), (524, 38477996), (1048, 19238998), (2096, 9619499)]