16381968

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{7937}}^1$

素因数の和:7991

約数の個数: 40

約数和(自身を含む): 43309728

約数和(自身を除く): 26927760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 7937, 15874, 23811, 31748, 47622, 63496, 95244, 126992, 190488, 341291, 380976, 682582, 1023873, 1365164, 2047746, 2730328, 4095492, 5460656, 8190984, 16381968]

約数ペア:

[(1, 16381968), (2, 8190984), (3, 5460656), (4, 4095492), (6, 2730328), (8, 2047746), (12, 1365164), (16, 1023873), (24, 682582), (43, 380976), (48, 341291), (86, 190488), (129, 126992), (172, 95244), (258, 63496), (344, 47622), (516, 31748), (688, 23811), (1032, 15874), (2064, 7937)]