20699584

素因数分解:

$2^6\times {\mathrm{281}}^1\times {\mathrm{1151}}^1$

素因数の和:1444

約数の個数: 28

約数和(自身を含む): 41257728

約数和(自身を除く): 20558144

約数列:

[1, 2, 4, 8, 16, 32, 64, 281, 562, 1124, 1151, 2248, 2302, 4496, 4604, 8992, 9208, 17984, 18416, 36832, 73664, 323431, 646862, 1293724, 2587448, 5174896, 10349792, 20699584]

約数ペア:

[(1, 20699584), (2, 10349792), (4, 5174896), (8, 2587448), (16, 1293724), (32, 646862), (64, 323431), (281, 73664), (562, 36832), (1124, 18416), (1151, 17984), (2248, 9208), (2302, 8992), (4496, 4604)]